Match the following and identify the correct option. (a) $\mathrm{CO}(g)+{H}_{2}(g)$ (i) $\mathrm{Mg}{({\mathrm{HCO}}_{3})}_{2}+\mathrm{Ca}{({\mathrm{HCO}}_{3})}_{2}$ (b) Temporary hardness of water (ii) An electron deficient hydride (c) ${B}_{2}{H}_{6}$ (iii) Synthesis gas (d) ${H}_{2}{O}_{2}$ (iv) Non-planar structure

NEET UG 2020 — Chemistry Inorganic Chemistry

2020mcqmedium

Match the following and identify the correct option.

(a) $\mathrm{CO}(g)+{H}_{2}(g)$	(i) $\mathrm{Mg}{({\mathrm{HCO}}_{3})}_{2}+\mathrm{Ca}{({\mathrm{HCO}}_{3})}_{2}$
(b) Temporary hardness of water	(ii) An electron deficient hydride
(c) ${B}_{2}{H}_{6}$	(iii) Synthesis gas
(d) ${H}_{2}{O}_{2}$	(iv) Non-planar structure

Official previous-year question

Held on 30 Apr 2020 · Verified 9 Jul 2026.

Options

A
(a)-(iii); (b)-(ii); (c)-(i); (d)-(iv)
B
(a)-(iii); (b)-(iv); (c)-(ii); (d)-(i)
C
(a)-(i); (b)-(iii); (c)-(ii); (d)-(iv)
D
(a)-(iii); (b)-(i); (c)-(ii); (d)-(iv)

Did you get this right?

Solution

(a)	$\mathrm{CO}+{H}_{2}$	(iii)	synthesis gas
(b)	Temporary Hardness	(i)	$\mathrm{Mg}{({\mathrm{HCO}}_{3})}_{2}+\mathrm{Ca}{({\mathrm{HCO}}_{3})}_{2}$
(c)	${B}_{2}{H}_{6}$	(ii)	Electron deficient $(6{e}^{-})$
(d)	${H}_{2}{O}_{2}$	(iv)	Non-planar structure

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NEET UG 2020 — Chemistry Inorganic Chemistry

2020mcqmedium

Match the following and identify the correct option.

(a) $\mathrm{CO}(g)+{H}_{2}(g)$	(i) $\mathrm{Mg}{({\mathrm{HCO}}_{3})}_{2}+\mathrm{Ca}{({\mathrm{HCO}}_{3})}_{2}$
(b) Temporary hardness of water	(ii) An electron deficient hydride
(c) ${B}_{2}{H}_{6}$	(iii) Synthesis gas
(d) ${H}_{2}{O}_{2}$	(iv) Non-planar structure

Official previous-year question

Held on 30 Apr 2020 · Verified 9 Jul 2026.

Options

A
(a)-(iii); (b)-(ii); (c)-(i); (d)-(iv)
B
(a)-(iii); (b)-(iv); (c)-(ii); (d)-(i)
C
(a)-(i); (b)-(iii); (c)-(ii); (d)-(iv)
D
(a)-(iii); (b)-(i); (c)-(ii); (d)-(iv)

Did you get this right?

Solution

(a)	$\mathrm{CO}+{H}_{2}$	(iii)	synthesis gas
(b)	Temporary Hardness	(i)	$\mathrm{Mg}{({\mathrm{HCO}}_{3})}_{2}+\mathrm{Ca}{({\mathrm{HCO}}_{3})}_{2}$
(c)	${B}_{2}{H}_{6}$	(ii)	Electron deficient $(6{e}^{-})$
(d)	${H}_{2}{O}_{2}$	(iv)	Non-planar structure

NEET UG 2020 — Chemistry Inorganic Chemistry

Options

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Solution

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NEET UG Inorganic Chemistry in other years

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NEET UG 2020 — Chemistry Inorganic Chemistry

Options

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Solution

Your note

NEET UG Inorganic Chemistry in other years

More NEET UG Inorganic Chemistry questions

Other Chemistry topics for NEET UG

Physical Chemistry

Organic Chemistry

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