Chemistry
Elements X, Y and Z have 3, 7 and 6 electrons in their valence shells respectively. Write the formula of the compound formed between :
(a) X and Y
(b) X and Z
Related Questions
What do you understand by radicals : What are basic and acidic radicals ? Explain with examples.
Give four examples of compounds with variable valency.
The following figure represents the structural formula of a chemical compound.
Answer the questions given below:
(a) How many Carbon and Hydrogen atoms are present in the compound.
(b) Write the molecular and empirical formulae of the compound.
(c) Calculate the percentage composition of all the elements present in the compound. [At. wt. of C = 12, H = 1]
Calculate the molecular mass of the following :
(i) Na2SO4.10H2O
(ii) (NH4)2CO3
(iii) (NH2)2CO
(iv) Mg3N2
Given atomic mass of Na = 23, H = 1, O = 16, C = 12, N = 14, Mg = 24, S = 32