Classification of Elements and Periodicity in Properties NEET Questions. We covered all the Classification of Elements and Periodicity in Properties NEET Questions in this post for free so that you can practice well for the exam.
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MCQ on Classification of Elements and Periodicity in Properties NEET Questions
The metal which is hard and has high m.p. and is used in electric bulbs is
(a) Ni
(b) Pt
(c) Fe
(d) W
Option d – W
The lightest liquid metal is
(a) Hg
(b) Ga
(c) Cs
(d) Fr
Option c – Cs
Elements of which group form anions most readily?
(a) Oxygen family
(b) Nitrogen family
(c) Halogens
(d) Alkali metals
Option c – Halogens
Which of the following is not a representative element?
(a) Fe
(b) K
(c) Ba
(d) N
Option a – Fe
Which one of the following is the most electropositive element?
(a) Sodium
(b) Calcium
(c) Aluminium
(d) Silicon
Option a – Sodium
As you move down the group, the alkali metals become
(a) brighter
(b) hotter
(c) more reactive
(d) less reactive
Option c – more reactive
Which is a metalloid?
(a) Pb
(b) Sb
(c) Bi
(d) Zn
Option b – Sb
Which of the following set of elements is written in order of their increasing metallic character?
(a) Be, Mg, Ca
(b) Na, Li, K
(c) Mg, Al, Si
(d) C, O, N
Option a – Be, Mg, Ca
Which of the given elements A, B, C, D and E with atomic numbers 2, 3, 7, 10 and 30 respectively belong to the same period?
(a) A, B, C
(b) B, C, D
(c) A, D, E
(d) B, D, E
Option b – B, C, D
An element which is an essential constituent of all organic compounds belongs to
(a) group 1
(b) group 14
(c) group 15
(d) group 16
Option b – group 14
Arrange the following elements in the order of their increasing non-metallic character Li, O, C, Be, F
(a) F<0<C<Be <Li
(b) Li<Be<C<O<F
(c) F<O<C<Be <Li
(d) F<O<Be<C<Li
Option b – Li
Which of the following properties do not match elements of the halogen family?
(a) They have seven electrons in their valence shell
(b) They are diatomic in their molecular form
(c) They are highly reactive chemically
(d) They are metallic in nature
Option d – They are metallic in nature
On the basis of the following features identify correct option A. These elements majorly form acidic oxides B. These elements are majorly non-metals.
(a) s-block elements
(b) p-block elements
(c) d-block elements
(d) f-block elements
Option b – p-block elements
On the basis of the following features identify correct option A. Gaps were left for undiscovered elements B. No correct position of hydrogen C. The isotopes of the same element will be given different positions
(a) Mendeleev’s periodic table
(b) Modern periodic table
(c) Newland’s arrangement of elements
(d) Both (a) and (b)
Option a – Mendeleev’s periodic table
Bromine is a
(a) Colourless gas
(b) Brown solid
(c) Highly inflammable gas
(d) Red liquid
Option d – Red liquid
Bright light is found to emit from the photographer’s flashgun. This brightness is due to the presence of which one of the following noble gases?
(a) Argon
(b) Xenon
(c) Neon
(d) Helium
Option b – Xenon
Newlands could classify elements only upto
(a) copper
(b) chlorine
(c) calcium
(d) chromium
Option c – calcium
The element with the smallest size in group 13 is
(a) beryllium
(b) carbon
(c) aluminium
(d) boron
Option d – boron
The elements with atomic numbers 2, 10, 18, 36, 54 and 86 are all
(a) halogen
(b) noble gases
(c) noble metals
Option b – noble gases
The number table is of elements in the third period of periodic
(a) 2
(b) 8
(c) 18
(d) 32
Option b – 8
The element which has the least tendency to lose electrons is
(a) H
(b) Li
(c) He
(d) Ne
Option c – He
The three elements calcium, strontium and barium form a triad. What is the basis of this grouping? A. Elements are in the increasing order of their atomic weights. B. The atomic weight of the middle element is equal to the average atomic weight of extreme elements. C. Elements in a triad have similar chemical properties.
(a) Only A and B
(b) Only B and C
(c) Only A and C
(d) A, B and C
Option d – A, B and C
Which element is named in honour of Fermi?
(a) 10th
(b) 50th
(c) 100th
(d) 75th
Option c – 100th
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