14 JEE Main 2019 s Block Elements previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2019 previous-year questions from the s Block Elements chapter of Chemistry. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the s Block Elements chapter hub.
The incorrect statement is:
A metal on combustion in excess air forms X . X upon hydrolysis with water yields H 2 O 2 and O 2 along with another pr…
The metal that forms nitride by reacting directly with N 2 of air is:
Magnesium powder burns in air to give
The correct sequence of thermal stability of the following carbonates is:
The alkaline earth metal nitrate that does not crystallise with molecules is:
Match the following items in column I with the corresponding items in column II.
The covalent alkaline earth metal halide X = C l , B r , I is:
The metal used for making X-ray tube window is:
The correct order of hydration enthalpies of alkali metal ions is:
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