Question

Tich the correct option
a) the steps involved in writing the chemical formula of a substance are given below
1) Write the sybols of the element
2) If valencies are identical, cancel the vencies.
3) Write the valency of the elments.
4) If the valencies are different, criss - cross and place them with the reference to the symbol.​

Answer 1

Answer:

option 4 i s right buddy

Explanation:

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Answer 2

Answer:

option 4 is right.

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