Question

A chemical compound has a formula X3Y2. Using the criss cross method, write the formula of :
i) compound of Y with sodium ii) compound of X with chloride.​

Answer 1

(i) sodium= Na

atomic mass of sodium is 23

so, y2= 23×2=46g

(ii)formula of chloride =cl‐

atomic mass of chloride =35.5

so,X3=35.5×3=106.5g

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