IIT-JEE 2007 | s-Block Elements Question 1 | Chemistry

IIT-JEE 2007

MCQ (Single Correct Answer)

-0.5

The question contains STATEMENT - 1 (Assertion) and STATEMENT - 2 (Reason) and has 4 choices (a), (b), (c) and (d) out of which ONLY ONE is correct.
STATEMENT - 1 Alkali metals dissolve in liquid ammonia to give blue solutions. because
STATEMENT - 2 Alkali metals is liquid ammonia give solvated species of the type [M(NH₃)_n]⁺ (M = alkali metals)

Statement - 1 is true and Statement - 2 is true; Statement - 2 is a correct explanation for Statement - 1

Statement - 1 is true and Statement - 2 is true; Statement - 2 is not a correct explanation for Statement - 1

Statement - 1 is True, Statement - 2 is False

Statement - 1 is False, Statement - 2 is True

IIT-JEE 2008 Paper 1 Offline

MCQ (Single Correct Answer)

-1

Aqueous solutions of Na$$_2$$S$$_2$$O$$_3$$ on reaction with Cl$$_2$$ gives:

Na$$_2$$S$$_4$$O$$_6$$

NaHSO$$_4$$

NaCl

NaOH

IIT-JEE 2007 Paper 2 Offline

MCQ (Single Correct Answer)

-1

Statement-1 : Alkali metals dissolves in liquid ammonia to give blue solutions

Statement-2 : Alkali metals in liquid ammonia give solvated species of the type $$\left[\mathrm{M}\left(\mathrm{NH}_{3}\right)_{n}\right]^{+} (\mathrm{M}=$$ alkali metals).

Statement-1 is True, Statement-2 is True; Statement-2 is a correct explanation for Statement-1

Statement-1 is True, Statement-2 is True; Statement-2 is NOT a correct explanation for Statement-1

Statement-1 is True, Statement-2 is False

Statement-1 is False, Statement-2 is True

IIT-JEE 2004 Screening

MCQ (Single Correct Answer)

-0.25

A sodium salt on treatment with MgCl₃ gives white precipitate only on heating. The anion of the sodium salt is

$$HCO_3^-$$

$$CO_3^{2-}$$

$$NO_3^{-}$$

$$SO_4^{2-}$$

JEE Advanced Subjects

Browse all chapters by subject