according to MOT which of the following species cannot exist? A) `He_(2)^(+)` B ) `H_(2)^(-)` C) `He_(2)^(2+)` D)`H_(2)^(2-)`

Which of the following species are paramagnetic? H_2 ,H_(2)^(+) and H_(2)^(-)

Which of the following species has tetrahedral geometry? A BH_(4)^(-) B NH_(2)^(-) C CO_(3)^(2-) D H_(3)O^(+)

Which of the following cannot be used as a test for H_(2)O_(2) ?

Which one of the following cannot be prepared from B_(2)H_(6) ?

By which of the following method, H_2O_2 cannot be synthesised?

In which of the following reactions H_(2)O_(2) acts as reducing agent? (A) H_(2)O_(2)+2H^(+)+2e^(-) to 2H_(2)O (B) H_(2)O_(2)-2e^(-) to O_(2)+2H^(+) (C ). H_(2)O_(2)+2e^(-) to 2OH^(-) (D) H_(2)O_(2)+2OH^(-)-2e^(-) to O_(2)+2H_(2)O

Polythene can be produced from calcium carbide according to the following sequence of reactions. CaC_(2)+2H_(2)Orarr Ca(OH)_(2)+C_(2)H_(2), C_(2)H_(2)+H_(2)rarr C_(2)H_(4), nC_(2)H_(4)rarr(C_(2)H_(4))n The mass of polythene which can be produced from "20.0 kg of "CaC_(2) is :

which of the following solids is not an electrical conductor ? (a) Mg(s) (b) TiO(s) ( c) I_(2)(s) (d) H_(2)O(s)

which of the following solids is not an electrical conductor ? (a) Mg(s) (b) TiO(s) ( c) I_(2)(s) (d) H_(2)O(s)

Which cannot be oxidised by H_(2)O_(2) ?