Actually sir I had a doubt about qno. 2 of 1marks question , sir the question clearly specifies that the molecular mass is 40 then how can the element x be sodium . And thank you very much sir for such amazing classes they are really helpful for a quick revision
Sir really ur important questions are helping us . Post more videos like this for further exams 😊
Sir can u make important notes for metal and metals
It's really useful
Sir you can use mike because we are hearing echo 😅plz
Actually sir I had a doubt about qno. 2 of 1marks question , sir the question clearly specifies that the molecular mass is 40 then how can the element x be sodium .
And thank you very much sir for such amazing classes they are really helpful for a quick revision
It's NaOH, Mass of Na=23, O=16 and H=1, Therefore, Na+O+H= 23+16+1 =40. Therefore the answer is Sodium.
Thank you very much sir for such a quick reply 😊
Sir you started metals and non metals in the class sir today
Sir do you also takeclass 10th paper? Sir."
Reply sir please .
Help me sir your science paper
Because sir science something hard me
Sure