Chemistry Q and A
Chemistry Q and A
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OQV NO – 307 The bond order and magnetic property of He2+ ion.
Details explain one multiple-choice question and answer from the chemical bonding. The bond order and magnetic property of He2+ ion.
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OQV NO - 306 What is the coordination number of Zn2+ ions in the ZnS ionic crystal? Radius ratio.1:56OQV NO - 306 What is the coordination number of Zn2+ ions in the ZnS ionic crystal? Radius ratio.
OQV NO - 306 What is the coordination number of Zn2+ ions in the ZnS ionic crystal? Radius ratio.
Переглядів 177 годин тому
Details explain one multiple-choice question and answer from the radius ratio and coordination number. What is the coordination number of Zn2 ions in the ZnS ionic crystal? You Tube Chemistry T and E ua-cam.com/users/ChemistryTandE You Tube Chemistry class in Bengali ua-cam.com/users/ChemistryclassinBengali Website www.elementalchemistry.in/ Facebook Chemistry T and E chemistrytand...
OQV NO - 305 Reaction Of Grignard reagent (CH3-MgBr) with cyano chloride (N≡CꟷCl).1:32OQV NO - 305 Reaction Of Grignard reagent (CH3-MgBr) with cyano chloride (N≡CꟷCl).
OQV NO - 305 Reaction Of Grignard reagent (CH3-MgBr) with cyano chloride (N≡CꟷCl).
Переглядів 2312 годин тому
Details explain one multiple-choice question and answer from the reaction Of Grignard reagent (CH3-MgBr) cyano chloride (N≡CꟷCl). You Tube Chemistry T and E ua-cam.com/users/ChemistryTandE You Tube Chemistry class in Bengali ua-cam.com/users/ChemistryclassinBengali Website www.elementalchemistry.in/ Facebook Chemistry T and E chemistrytande Facebook Chemistry Q and A c...
OQV NO - 304 10Ne20 10Ne21 10Ne22 These are isotones nuclear isomers isobars or isotopes?1:13OQV NO - 304 10Ne20 10Ne21 10Ne22 These are isotones nuclear isomers isobars or isotopes?
OQV NO - 304 10Ne20 10Ne21 10Ne22 These are isotones nuclear isomers isobars or isotopes?
Переглядів 716 годин тому
Details explain one multiple-choice question and answer from the atomic structure. 10Ne20 10Ne21 10Ne22 These are isotones nuclear isomers isobars or isotopes? You Tube Chemistry T and E ua-cam.com/users/ChemistryTandE You Tube Chemistry class in Bengali ua-cam.com/users/ChemistryclassinBengali Website www.elementalchemistry.in/ Facebook Chemistry T and E chemistrytande Facebook Ch...
OQV NO - 303 In an open system which is exchanged with the surroundings?0:52OQV NO - 303 In an open system which is exchanged with the surroundings?
OQV NO - 303 In an open system which is exchanged with the surroundings?
Переглядів 821 годину тому
Details explain one multiple-choice question and answer from the thermodynamics. In an open system which is exchanged with the surroundings? You Tube Chemistry T and E ua-cam.com/users/ChemistryTandE You Tube Chemistry class in Bengali ua-cam.com/users/ChemistryclassinBengali Website www.elementalchemistry.in/ Facebook Chemistry T and E chemistrytande Facebook Chemistry Q and A fac...
OQV NO - 302 Reaction of propene first with HBr peroxide and then with NaCN.2:04OQV NO - 302 Reaction of propene first with HBr peroxide and then with NaCN.
OQV NO - 302 Reaction of propene first with HBr peroxide and then with NaCN.
Переглядів 45День тому
Details explain one multiple-choice question and answer from the aliphatic compounds. The reaction of propene first with HBr peroxide and then with NaCN. You Tube Chemistry T and E ua-cam.com/users/ChemistryTandE You Tube Chemistry class in Bengali ua-cam.com/users/ChemistryclassinBengali Website www.elementalchemistry.in/ Facebook Chemistry T and E chemistrytande Facebook Chemistr...
OQV NO - 301 How many unpaired electrons are in the Ni2+ ion?1:46OQV NO - 301 How many unpaired electrons are in the Ni2+ ion?
OQV NO - 301 How many unpaired electrons are in the Ni2+ ion?
Переглядів 17День тому
Details explain one multiple-choice question and answer from the atomic structure. How many unpaired electrons are in the Ni2 ion? You Tube Chemistry T and E ua-cam.com/users/ChemistryTandE You Tube Chemistry class in Bengali ua-cam.com/users/ChemistryclassinBengali Website www.elementalchemistry.in/ Facebook Chemistry T and E chemistrytande Facebook Chemistry Q and A ...
OQV NO - 300 Relationship between equilibrium constant for reactions 2SO2+O2↔2SO3 and SO2+1/2O2↔SO3.2:52OQV NO - 300 Relationship between equilibrium constant for reactions 2SO2+O2↔2SO3 and SO2+1/2O2↔SO3.
OQV NO - 300 Relationship between equilibrium constant for reactions 2SO2+O2↔2SO3 and SO2+1/2O2↔SO3.
Переглядів 2614 днів тому
OQV NO - 300 Relationship between equilibrium constant for reactions 2SO2 O2↔2SO3 and SO2 1/2O2↔SO3.
OQV NO - 299 Reaction Of Grignard reagent (CH3-MgBr) with NH2-Cl.1:31OQV NO - 299 Reaction Of Grignard reagent (CH3-MgBr) with NH2-Cl.
OQV NO - 299 Reaction Of Grignard reagent (CH3-MgBr) with NH2-Cl.
Переглядів 6314 днів тому
OQV NO - 299 Reaction Of Grignard reagent (CH3-MgBr) with NH2-Cl.
OQV NO - 298 The products of the reaction are when sulfur(S) is heated with caustic soda(NaOH).1:28OQV NO - 298 The products of the reaction are when sulfur(S) is heated with caustic soda(NaOH).
OQV NO - 298 The products of the reaction are when sulfur(S) is heated with caustic soda(NaOH).
Переглядів 6814 днів тому
OQV NO - 298 The products of the reaction are when sulfur(S) is heated with caustic soda(NaOH).
OQV NO - 297 Calculation of the entropy change for the reaction 2SO2 (g) + O2(g) → 2SO3(g).1:50OQV NO - 297 Calculation of the entropy change for the reaction 2SO2 (g) + O2(g) → 2SO3(g).
OQV NO - 297 Calculation of the entropy change for the reaction 2SO2 (g) + O2(g) → 2SO3(g).
Переглядів 2421 день тому
OQV NO - 297 Calculation of the entropy change for the reaction 2SO2 (g) O2(g) → 2SO3(g).
OQV NO - 296 Reaction of benzene first with CH3Cl AlCl3 and then with KMnO4 and KOH.2:06OQV NO - 296 Reaction of benzene first with CH3Cl AlCl3 and then with KMnO4 and KOH.
OQV NO - 296 Reaction of benzene first with CH3Cl AlCl3 and then with KMnO4 and KOH.
Переглядів 6221 день тому
OQV NO - 296 Reaction of benzene first with CH3Cl AlCl3 and then with KMnO4 and KOH.
OQV NO - 295 How many geometrical isomers are possible for the complex [Pt(NH3)2Cl2].1:03OQV NO - 295 How many geometrical isomers are possible for the complex [Pt(NH3)2Cl2].
OQV NO - 295 How many geometrical isomers are possible for the complex [Pt(NH3)2Cl2].
Переглядів 2921 день тому
OQV NO - 295 How many geometrical isomers are possible for the complex [Pt(NH3)2Cl2].
OQV NO - 294 Crystal system with axial ratio a = b ≠ c and axial angle α = β = γ = 900.0:48OQV NO - 294 Crystal system with axial ratio a = b ≠ c and axial angle α = β = γ = 900.
OQV NO - 294 Crystal system with axial ratio a = b ≠ c and axial angle α = β = γ = 900.
Переглядів 1421 день тому
OQV NO - 294 Crystal system with axial ratio a = b ≠ c and axial angle α = β = γ = 900.
OQV NO - 293 What is the R/S nomenclature of the compound CH3-CHOH-CH2-CH3?2:11OQV NO - 293 What is the R/S nomenclature of the compound CH3-CHOH-CH2-CH3?
OQV NO - 293 What is the R/S nomenclature of the compound CH3-CHOH-CH2-CH3?
Переглядів 2928 днів тому
OQV NO - 293 What is the R/S nomenclature of the compound CH3-CHOH-CH2-CH3?
OQV NO - 292 What happens when boric acid (H3BO3) is boiled with soda ash(Na2CO3)?1:07OQV NO - 292 What happens when boric acid (H3BO3) is boiled with soda ash(Na2CO3)?
OQV NO - 292 What happens when boric acid (H3BO3) is boiled with soda ash(Na2CO3)?
Переглядів 59Місяць тому
OQV NO - 292 What happens when boric acid (H3BO3) is boiled with soda ash(Na2CO3)?
OQV NO - 291 Calculate the average velocity of O2 gas at 300 K.2:15OQV NO - 291 Calculate the average velocity of O2 gas at 300 K.
OQV NO - 291 Calculate the average velocity of O2 gas at 300 K.
Переглядів 52Місяць тому
OQV NO - 291 Calculate the average velocity of O2 gas at 300 K.
OQV NO - 290 Reaction of cyclohexene with SO2Cl2 in the presence of peroxide and light.1:00OQV NO - 290 Reaction of cyclohexene with SO2Cl2 in the presence of peroxide and light.
OQV NO - 290 Reaction of cyclohexene with SO2Cl2 in the presence of peroxide and light.
Переглядів 69Місяць тому
OQV NO - 290 Reaction of cyclohexene with SO2Cl2 in the presence of peroxide and light.
OQV NO - 289 92U235 emits first 4 α-particles and then 1 β-particle so what is the newborn element?3:01OQV NO - 289 92U235 emits first 4 α-particles and then 1 β-particle so what is the newborn element?
OQV NO - 289 92U235 emits first 4 α-particles and then 1 β-particle so what is the newborn element?
Переглядів 42Місяць тому
OQV NO - 289 92U235 emits first 4 α-particles and then 1 β-particle so what is the newborn element?
OQV NO - 288 Which is an example of a homogeneously catalysed reaction?2:07OQV NO - 288 Which is an example of a homogeneously catalysed reaction?
OQV NO - 288 Which is an example of a homogeneously catalysed reaction?
Переглядів 147Місяць тому
OQV NO - 288 Which is an example of a homogeneously catalysed reaction?
OQV NO - 287 CH3CN first reacts with H2O2 and NaOH and then with Br2 NaOH and H2O.1:52OQV NO - 287 CH3CN first reacts with H2O2 and NaOH and then with Br2 NaOH and H2O.
OQV NO - 287 CH3CN first reacts with H2O2 and NaOH and then with Br2 NaOH and H2O.
Переглядів 37Місяць тому
OQV NO - 287 CH3CN first reacts with H2O2 and NaOH and then with Br2 NaOH and H2O.
OQV NO - 286 Calculate the velocity of an electron placed in the 1st orbit of the He+ ion.2:07OQV NO - 286 Calculate the velocity of an electron placed in the 1st orbit of the He+ ion.
OQV NO - 286 Calculate the velocity of an electron placed in the 1st orbit of the He+ ion.
Переглядів 27Місяць тому
OQV NO - 286 Calculate the velocity of an electron placed in the 1st orbit of the He ion.
OQV NO - 285 What volume of 0.4 (M) NaOH is needed to neutralize 50 ml of 0.2 (M) HCl?2:05OQV NO - 285 What volume of 0.4 (M) NaOH is needed to neutralize 50 ml of 0.2 (M) HCl?
OQV NO - 285 What volume of 0.4 (M) NaOH is needed to neutralize 50 ml of 0.2 (M) HCl?
Переглядів 17Місяць тому
OQV NO - 285 What volume of 0.4 (M) NaOH is needed to neutralize 50 ml of 0.2 (M) HCl?
OQV NO - 284 What happens when propyne gas is passed through a red-hot iron tube at 6000C?1:29OQV NO - 284 What happens when propyne gas is passed through a red-hot iron tube at 6000C?
OQV NO - 284 What happens when propyne gas is passed through a red-hot iron tube at 6000C?
Переглядів 61Місяць тому
OQV NO - 284 What happens when propyne gas is passed through a red-hot iron tube at 6000C?
OQV NO - 283 What happens when water (H2O) is added to calcium phosphide (Ca3P2)?1:24OQV NO - 283 What happens when water (H2O) is added to calcium phosphide (Ca3P2)?
OQV NO - 283 What happens when water (H2O) is added to calcium phosphide (Ca3P2)?
Переглядів 45Місяць тому
OQV NO - 283 What happens when water (H2O) is added to calcium phosphide (Ca3P2)?
OQV NO - 282 Calculate the most probable velocity of O2 gas at 300 K.2:09OQV NO - 282 Calculate the most probable velocity of O2 gas at 300 K.
OQV NO - 282 Calculate the most probable velocity of O2 gas at 300 K.
Переглядів 13Місяць тому
OQV NO - 282 Calculate the most probable velocity of O2 gas at 300 K.
OQV NO - 281 The reaction of vinyl chloride (H2C=CH―Cl) with HCl.1:33OQV NO - 281 The reaction of vinyl chloride (H2C=CH―Cl) with HCl.
OQV NO - 281 The reaction of vinyl chloride (H2C=CH―Cl) with HCl.
Переглядів 39Місяць тому
OQV NO - 281 The reaction of vinyl chloride (H2C=CH―Cl) with HCl.
OQV NO - 280 Calculate the crystal field stabilization energy of coordination entity [Co(H2O)6]2+.2:50OQV NO - 280 Calculate the crystal field stabilization energy of coordination entity [Co(H2O)6]2+.
OQV NO - 280 Calculate the crystal field stabilization energy of coordination entity [Co(H2O)6]2+.
Переглядів 69Місяць тому
OQV NO - 280 Calculate the crystal field stabilization energy of coordination entity [Co(H2O)6]2 .
OQV NO - 279 Calculate the pH of pure water at 1000C.2:35OQV NO - 279 Calculate the pH of pure water at 1000C.
OQV NO - 279 Calculate the pH of pure water at 1000C.
Переглядів 16Місяць тому
OQV NO - 279 Calculate the pH of pure water at 1000C.
OQV NO - 278 What is the D/L nomenclature of this compound CH3-CHOH-CHOH-CH3?2:08OQV NO - 278 What is the D/L nomenclature of this compound CH3-CHOH-CHOH-CH3?
OQV NO - 278 What is the D/L nomenclature of this compound CH3-CHOH-CHOH-CH3?
Переглядів 8Місяць тому
OQV NO - 278 What is the D/L nomenclature of this compound CH3-CHOH-CHOH-CH3?

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