An element ‘X’ forms an oxide with formula X2O3. (i) State the valency of X. (ii) Write the formula of: (a) chloride of X, (b) Sulphate of X. Please answer fast i have Exam day after tommorow.
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a. 3
b. XCl3
c. X2 (So4)3
b. XCl3
c. X2 (So4)3
Arcel:
Why
and the valency of x element seems 3 because its x203 this 3 tells us that x element s valency is 3
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Answer:
the valency of x is 3
the formula (a) XCl3 (b) X2(So4)3
ADVISE: DON'T FORGET TO PUT BRACKETS. we are putting brackets because there are two metals inside the bracket. s and o
s is sulfer and o is oxygen
since there are 2 metals put brackets...
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