Dalton's Atomic Theory( Concept of Atom, Molecule, Element, and Compound) NEET Questions

Physical Chemistry - Some Basic Concepts of Chemistry

Dalton's Atomic Theory( Concept of Atom, Molecule, Element, and Compound) MCQ Questions


7.
Atoms of different elements combine in simple whole number ratios to form:
A.
Elements
B.
Compounds
C.
Isotopes
D.
Molecules
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ANSWER :
B. Compounds
8.
According to Dalton's atomic theory, matter consists of indivisible:

NEET - 2018

A.
Molecules
B.
Atoms
C.
Ions
D.
Mixtures
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ANSWER :
B. Atoms
9.
Which of the following statements is TRUE according to Dalton’s atomic theory?
A.
Atoms are created in chemical reactions
B.
Atoms can be divided into smaller parts
C.
Atoms have fractional charges
D.
Atoms undergo fusion in reactions
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ANSWER :
D. Atoms undergo fusion in reactions
10.
Which of the following is an element?
A.
CO₂
B.
H₂
C.
NaCl
D.
MgO
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ANSWER :
B. H₂
11.
Dalton's atomic theory could not explain:

NEET - 2017

A.
Gaseous volumes
B.
Conservation of mass
C.
Chemical philosophy
D.
Indivisible atoms
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ANSWER :
A. Gaseous volumes
12.
Dalton’s atomic theory could not explain the existence of:
A.
Isotopes
B.
Isobars
C.
Subatomic particles
D.
Molecules
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ANSWER :
C. Subatomic particles