What is formed when amphoteric oxides react with an alkali solution?

What is the nature of zinc oxide?

What is the half-life of radon?

Which of the following is hydrochloric acid not used for?

Which of the following conditions would improve the yield of ammonia production from Bosch-Haber process?

Which of the following statements is incorrect about noble gases?

What happens when sodium is put in a solution of ammonia?

Which of the following is true regarding nitric acid?