Water has a maximum density at _____ degree centigrade.

Is hydrogen used in the synthesis of ammonia?

The oxidation state of hydrogen in hydrides is -1.

Normality of hydrogen peroxide is given by 2 and what is its volume strength?

Which of the following element is an alkali as well as halogen?

Which of the following is hydrogen’s electronic configuration?

Water is of how many types in hydrated salt?

The hydride gap is related to group ____