Question

how to find the chemical formula of hydrogen bromide with cross method​

Answer 1

Answer:

• H. Br. Formula comes HBr2

• as the Valency if bromide is 1 and Valency of hydrogen is 2 after cross multiplication the answer comes

Explanation:

here is your answer..

Answer 2

Answer :

Hydrogen. Bromide

H. Br. Formula comes HBr2

as the Valency if bromide is 1 and Valency of hydrogen is 2 after cross multiplication the answer comes