JEE Main 2022 (Online) 24th June Evening Shift | p-Block Elements Question 63 | Chemistry

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JEE Main 2022 (Online) 24th June Evening Shift

MCQ (Single Correct Answer)

-1

PCl₅ is well known, but NCl₅ is not. because,

nitrogen is less reactive than phosphorus.

nitrogen doesn't have d-orbitals in its valence shell.

catenation tendency is weaker in nitrogen than phosphorus.

size of phosphorus is larger than nitrogen.

JEE Main 2022 (Online) 24th June Morning Shift

MCQ (Single Correct Answer)

-1

Given below are the oxides:

Na₂O, As₂O₃, N₂O, NO and Cl₂O₇

Number of amphoteric oxides is :

JEE Main 2022 (Online) 24th June Morning Shift

MCQ (Single Correct Answer)

-1

The most stable trihalide of nitrogen is :

NF₃

NCl₃

NBr₃

NI₃

JEE Main 2022 (Online) 24th June Morning Shift

MCQ (Single Correct Answer)

-1

Which one of the following elemental forms is not present in the enamel of the teeth?

Ca²⁺

P³⁺

F^$$-$$

P⁵⁺

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