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Standard IX

Chemistry

Neutron

What are the ...

Question

What are the correct sets of Atomic masses (u) and Elements?

(i) N-14

(ii) Sulphur-34

(iii)Chlorine-36

(iv) Mg-24

(v) Cl-35.5

(vi) Oxygen-8

(vii)Na-23

iv, i, vi, vii

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ii, iii, v, vi

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vii, i, iii, ii

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i, iv, v, vii

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Solution

The correct option is D
i, iv, v, vii

Nitrogen-N-14, Sulphur-S-32, Chlorine-Cl-35.5, Magnesium-Mg-24, Oxygen-O-16, Sodium-Na-23.

The correct sets are i, iv, v, vii, So the option is (D).

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Similar questions

Which of the following represent the correct Element and Symbol Pair?

(i) Cobalt –CO

(ii) Copper-Cu

(iii)Potassium- K

(iv) Calcium-C

(v) Silicon-Sl

(vi) Silver- Ag

(vii)Barium-Ba

(viii)Iron-Ir

Which of the following are Molecules?

(i) O₂

(ii) Argon

(iii)Ammonia

(iv) Helium

(v) Water

(vi) Sugar

Match the following

(1)–(iii), (viii); (2)–(i), (iv); (3)–(ii), (vi); (4)-(ii),(v); (5)–(iii), (iv); (6)–(i) (vii); (7)–(ii), (iv)
(1)–(ii), (vii); (2)–(i), (iv); (3)–(ii), (vi); (4)-(ii),(v); (5)–(ii), (iv); (6)–(i) (viii); (7)–(iii), (iv)
(1)–(ii), (vii); (2)–(i), (vii); (3)–(iii), (iv); (4)-(i),(v); (5)–(ii), (vi); (6)–(i) (vi); (7)–(i), (iv)
(1)–(ii), (vii); (2)–(i), (iv); (3)–(ii), (vi); (4)-(ii),(iv); (5)–(i), (viii); (6)–(iii) (iv); (7)–(iii), (vii)

Q. Which of the following will show a ‘+M’ effect (positive mesomeric effect)
(i)

C H_{3}

(ii)

- C l

(iii)

- N H_{2}

(iv)

- O H

(v)

- O C H_{3}

(vi)

- C = O

(vii)

- C N

Q. Functions of plant growth promoters and plant growth inhibitors are given here in a jumbled up manner. Select the option that torrettly segregates these functions.

(i)	Cell division	(ii)	Cell enlargement
(iii)	Pattern formation	(iv)	Tropic growth
(v)	Flowering	(vi)	Fruiting
(vii)	Seed germination	(viii)	Response to wounding
(ix)	Response to stresses of biotic and abiotic origin	(x)	Dormancy

	Functions of growth promoters	Functions of growth inhibitors
(a)	(i), (ii), (vii), (ix)	(iii), (iv), (v), (vi), (viii), (x)
(b)	(viii), (ix), (x)	(i), (ii), (iii), (iv), (v), (vi), (vii)
(c)	(i), (ii), (iii), (iv), (v), (vi), (vii)	(viii), (ix), (x)
(d)	(i), (ii), (iii), (iv), (v), (vi), (vii), (ix), (x)	(viii)

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What are the correct sets of Atomic masses (u) and Elements? (i) N-14 (ii) Sulphur-34 (iii)Chlorine-36 (iv) Mg-24 (v) Cl-35.5 (vi) Oxygen-8 (vii)Na-23

The correct option is D i, iv, v, vii Nitrogen-N-14, Sulphur-S-32, Chlorine-Cl-35.5, Magnesium-Mg-24, Oxygen-O-16, Sodium-Na-23. The correct sets are i, iv, v, vii, So the option is (D).

What are the correct sets of Atomic masses (u) and Elements?

(i) N-14

(ii) Sulphur-34

(iii)Chlorine-36

(iv) Mg-24

(v) Cl-35.5

(vi) Oxygen-8

(vii)Na-23

The correct option is D
i, iv, v, vii

Nitrogen-N-14, Sulphur-S-32, Chlorine-Cl-35.5, Magnesium-Mg-24, Oxygen-O-16, Sodium-Na-23.

The correct sets are i, iv, v, vii, So the option is (D).