Chemistry - Hydrogen and Its compound Question with Solution | TestHub
ChemistryHydrogen and Its compoundHydrogen and Its compoundMedium2 minQB
ChemistryMediummultiple choice
Hydrogen is first element in periodic table , it may exist in the form of hydride, dihydrogen and other forms. Then which of the following statement(s) is/are CORRECT regarding compounds of hydrogen element.
Options:(select one or more)
Answer:
B, D
Solution:
(A) Incorrect – Group 15 and 16 hydrides do not all have sp³ hybridization; e.g., some show different molecular arrangements.
(B) Correct – Ionic hydrides such as NaH and CaH₂ are strong reducing agents because they contain H⁻.
(C) Incorrect – D₂O has the same number of electrons as H₂O, since D and H each have one electron.
(D) Correct – Metallic hydrides generally have lower thermal and electrical conductivity than their parent metals.
Hence, correct statements are B, D.
Stream:JEESubject:ChemistryTopic:Hydrogen and Its compoundSubtopic:Hydrogen and Its compound
⏱ 2mℹ️ Source: QB
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