Which of the following is not a donor atom...? Mcqs

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Which of the following is not a donor atom...?

(A) Phosphorus
(B) Antimony

(C) Arsenic
(D) Aluminum

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Latest MCQs

What are the three subatomic particles of an atom...?

(A) Protons,Neutrons & Electrons
(B) Protons,Nucleus & Electrons

(C) Protons,Nucleus & Elements.
(D) Elements,Nucleus & Protons

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The maximum number of electrons can be filled in the first shell of an atom are _____....?

(A) 2 electrons
(B) 8 electrons

(C) 18 electrons
(D) 4 electrons

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The sum of protons and neutrons in the nucleus of an atom is known as ____...?

(A) Atomic Mass
(B) Mass Number

(C) Atomic Number
(D) Valance Number

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Latest MCQs

An atom of an element has 11 protons, 11 electrons and 12 neutrons. The atomic mass of an atom is...?

(A) 11
(B) 12

(C) 22
(D) 23

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Latest MCQs

Identify the monoatomic molecule among the following...?

(A) Helium
(B) Ozone

(C) Hydrogen
(D) Nitrogen

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The central atom of hemoglobin is...?

(A) Calcium
(B) Magnesium

(C) Iron
(D) None of these

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The prefix ‘hept’ stands for the ____ carbon atoms....?

(A) 2
(B) 5

(C) 7
(D) 9

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A form of energy which can be found in the nucleus of an atom of an element...?

(A) Kinetic Energy
(B) Potential Energy

(C) Nuclear Energy
(D) Chemical Energy

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Which of the following is a homo atomic...?

(A) H2
(B) NH3

(C) H2O
(D) CO2

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Example of gas having monoatomic molecules is ___________ ...?

(A) Nitrogen
(B) Nydrogen

(C) Neon and argon
(D) Oxygen and nitrogen

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The valency of carbon Atom is __________ ...?

(A) 1
(B) 2

(C) 3
(D) 4

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It used to assess concentration or amount of given atomic, molecular or ionic chemical...?

(A) Chromatography
(B) Conductometry

(C) Spectroscopy
(D) Potentiometry

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The power of combining of an atom with other atoms to form molecules or compounds is called...?

(A) Atomic Mass
(B) Valency

(C) Electronegativity
(D) Ionization Energy

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Mohus scale is used for to measure ____________...?

(A) Hardness
(B) Humidity

(C) Pressure
(D) Temperature

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The electronic that have been knocked out of the outer most shell of an atom are known as...?

(A) Free Electrons
(B) Valence Electrons

(C) Core Electrons
(D) Conductors

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Name the material of screen which used in Rutherford atomic model...?

(A) Aluminum foil
(B) Zinc sulphide

(C) Sodium sulphide
(D) Aluminum sulphide

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"A chemical compound always contains the same elements combined together in the same proportion or ratio" is the statement of ____...?

(A) Law of Multiple Proportions
(B) Law of Conservation of Mass

(C) Law of Reciprocal Proportions
(D) Law of Constant Composition

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First controlled fission of an atom was carried out in ________ on 1938....?

(A) U.S
(B) Germany

(C) Russia
(D) U.K

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___________are negatively (-) charged particles of an atom...?

(A) Protons
(B) Neutrons

(C) Electrons
(D) None of These

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