57 Science GK Questions and Answer in English || Science Questions Answers Atomic Structure, Chemical and Physical
1. Atomic Structure Science GK Questions and Answer in English
2. Chemical and Physical Transformation Science GK Questions and Answer in English
3. Inorganic Chemistry Science GK Questions and Answer in English
4. Metals, Minerals, Ores Properties, Uses Science GK Questions and Answer in English
1. Which of the following is not a part of an atom?
[MPPCS (Pre) 2005]
(A) Electron
(B) Proton
(C) Neutron
(D) Photon
2. A single type of atom is found in
[53rd to 55th BPSC (Pre) 2011]
(A) Compounds of minerals
(B) Mixture of minerals
(C) Native elements
(D) None of the above
3. Constituents of atomic nucleus are
[UPPCS (Pre) 1996 41st BPSC (Pre) 1996 43rd BPSC (Pre) 1999]
(A) Electron and proton
(B) Electron and neutron
(C) Proton and neutron
(D) Proton, neutron and electron
4. The atomic nucleus was discovered by ?
[RAS/RTS (Pre) 2003]
(A) Rutherford
(B) Dalton
(C) Einstein
(D) Thomson
5. In atom, neutron was discovered by?
[Jharkhand PCS (Pre) 2003 UPPCS (Pre) 1996, 1995]
(A) J.J. Thomson
(B) Chadwick
(C) Rutherford
(D) Newton
6. Which of the following is not a subatomic particle?
[UPPCS (Pre) 2007]
(A) Neutron
(B) Proton
(C) Deuteron
(D) Electron
7. Which one of the following pairs constitutes particle-antiparticle pair?
[UPPCS (Mains) 2005]
(A) Electron-Positron
(B) Proton-Neutron
(C) Photon-Electron
(D) Neutron-Neutrino
8. The alpha particle carries two positive charges. Its mass is very nearly equal to that of?
[IAS (Pre) 1996]
(A) Two protons
(B) An atom of helium
(C) Sum of masses of two positronsand two neutrons
(D) Two positrons are each positron carries a single positive charge
9. The Nucleus of Helium has?
[RAS/RTS (Pre) 1996]
(A) Only one neutron
(B) Two protons
(C) Two protons and two neutrons
(D) One proton and two neutrons
10. Which of the following carries a negative charge?
[45th BPSC (Pre) 2002]
(A) X-rays
(B) Alpha particles
(C) Beta particles
(D) Gamma rays
11. What is the mass number of an element, the atom of which contains two protons, two neutrons and two electrons?
[43rd BPSC (Pre) 1999]
(A) 2
(B) 4
(C) 6
(D) 8
12. The atoms, in which the number of protons is same but the number of neutrons is different, are known as?
[UPPCS (Mains) 2009 Chhattisgarh PCS (Pre) 2005 Uttarakhand UDA/LDA (Pre) 2003]
(A) Isobars
(B) Isomers
(C) Isotones
(D) Isotopes
13. Radioactivity was discovered by ?
[UPPCS (Mains) 2003]
(A) Rutherford
(B) Becquerel
(C) Bohr
(D ) Madam Curie
14. Radioactivity is measured by?
[UPPSC (GIC) 2010]
(A) Hydrometer
(B) Geiger Counter
(C) Seismometer
(D) Ammeter
Click below link to SUBSCRIBE to Helpful General Knowledge Channel for more update videos ...
bit.ly/2k2dnju
My Other General Knowledge Channel Visit & Subscribe :-
-----------------------------------------------------------------------------------------------------
Helpful G.Knowledge - (Hindi & English) : bit.ly/2vwemzc
General Knowledge GK Q&A -(Hindi only) : bit.ly/2wrZqn4
------------------------------------------------------------------------------------------------------
Follow this link to join my WhatsApp group:
chat.whatsapp.com/H4koqIc4D02...
22 июл 2024
