Chemistry - Complete Pblock- Question with Solution | TestHub
ChemistryComplete Pblock-p-Block 17,18Hard2 minQB
ChemistryHardinteger
Find the number of statements in which "n" must be an odd number :
(i) XX'ₙ, interhalogen compound
(ii) Highest oxidation number +n of a group-15 element
(iii) Number of F atoms in XeOFₙ
(iv) Halic acid HXOₙ
(v) Polythionic acid H₂SₙO₆
Answer:
3
Solution:
(i) n is always odd (1,3,5,7) - correct; (ii) highest oxidation state of group-15 = +5, odd - correct; (iii) XeOF₄, n = 4 (even) - wrong; (iv) HXO₃, n = 3, odd - correct; (v) n can be 2 to 6 (even or odd) - wrong. Count = 3.
Stream:JEESubject:ChemistryTopic:Complete Pblock-Subtopic:p-Block 17,18
⏱ 2mℹ️ Source: QB
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