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Hydrogen
Hydrogen – Compounds of Hydrogen
1 question from 1 paper, each with its answer.
- question
- 1
- paper
- 1
- years asked, 2017–2026
- 1 of 10
- of Hydrogen
- 7.14%
Concepts tested
- water gas, hard water, diborane and hydrogen peroxide
All Questions
2020 1 question
-
Match the following and identify the correct option.
Pick the matching item from Column II for each row.
Column I
- A. $CO(g)+H_2(g)$
- B. Temporary hardness of water
- C. $B_2H_6$
- D. $H_2O_2$
Column II
- I. $Mg(HCO_3)_2+Ca(HCO_3)_2$
- II. An electron deficient hydride
- III. Synthesis gas
- IV. Non-planar structure
Correct answer: A → III, B → I, C → II, D → IV
$CO(g) + H_2(g)$ – water gas / synthesis gas Temporary hardness of water – due to $Mg(HCO_3)_2$ and $Ca(HCO_3)_2$ $B_2H_6$ – an electron deficient hydride $H_2O_2$ – non-planar, open book-like structure Correct match: A-III, B-I, C-II, D-IV.
