JEE Advanced · 2018 · 20 May 2018 · Paper 1 · p-Block Elements

WhatsApp Email
The compound(s) which generate(s) gas upon thermal decomposition below 300°C is (are)
  1. (A)
  2. (B)✓ Correct
  3. (C)✓ Correct
  4. (D)

Answer: (B), (C)

Solution

Thermal decomposition reactions:

(A) — produces , not .

(B) — produces .

(C) — produces .

(D) is an ionic compound and does not decompose below 300°C.

Correct answers: (B) and (C).

JEE Advanced · 2018 · 20 May 2018 · Paper 1 · One or more correct options

More JEE Advanced questions on p-Block Elements

  1. Correct statement(s) about the compounds and is (are)
    Conc. (greenish yellow gas)
    …
    JEE Advanced 2026View solution →
  2. Correct statement(s) about the compounds , and is(are)

    (1:5 ratio)

    …
    JEE Advanced 2026View solution →
  3. The heating of at and at is associated with the formation of nitrogen containing compounds and , respectively. and …
    JEE Advanced 2025View solution →
  4. The complete hydrolysis of , and , respectively, gives
    JEE Advanced 2025View solution →
  5. The compound(s) with P-H bond(s) is(are)
    JEE Advanced 2025View solution →
  6. At room temperature, disproportionation of an aqueous solution of in situ generated nitrous acid () gives the species
    JEE Advanced 2024View solution →