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The p-Block Elements

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Q JEE MAIN 2024
Among the following oxide of p - block elements, number of oxides having amphoteric nature is Cl_2 O_7,CO,PbO_2,〖" " N〗_2 O,NO,Al_2 O_3,SiO_2,〖" " N〗_2 O_5,...
JEE Main Chemistry Easy
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Q JEE MAIN 2024
Given below are two statements : one is labelled as Assertion (A) : and the other is labelled as Reason (R). Assertion (A) : Both...
JEE Main Chemistry Medium
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Q JEE MAIN 2024
The F-ions make the enamel on teeth much harder by converting hydroxyapatite (the enamel on the surface of teeth) into much harder fluoroapatite having the...
JEE Main Chemistry Easy
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Q JEE MAIN 2024
Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): PH_3 has lower boiling...
JEE Main Chemistry Easy
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Q JEE-Main 2024
Given below are two statements: Statement I : $\mathrm{N}\left(\mathrm{CH}_3\right)_3$ and $\mathrm{P}\left(\mathrm{CH}_3\right)_3$ can act as ligands to form transition metal complexes. Statement II: As N and...
JEE Main Chemistry Hard
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Q JEE MAIN 2024
Which of the following material is not a semiconductor.
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Q JEE MAIN 2024
Given below are two statements : Statement I : Gallium is used in the manufacturing of thermometers. Statement II : A thermometer containing gallium is...
JEE Main Chemistry Easy
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Q JEE MAIN 2024
Given below are two statements : Statement I: In group 13, the stability of +1 oxidation state increases down the group. Statement II: The atomic...
JEE Main Chemistry Easy
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Q JEE MAIN 2024
Consider the oxides of group 14 elements SiO_2,GeO_2,SnO_2,PbO_2,CO and GeO. The amphoteric oxides are
JEE Main Physics Easy
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Q JEE MAIN 2024
Identify the incorrect pair from the following:
JEE Main Chemistry Easy
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