GENERAL KNOWLEDGE

GK

CHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
____ protons ____ neutrons ____ electrons
A
-, 0, +
B
0, +, -
C
+, 0, -
D
+, -, 0
Explanation: 

Detailed explanation-1: –The number of neutrons in a neutral hydrogen atom is 0.-Therefore the number of protons, neutrons and electrons present in a neutral hydrogen atom are 1, 0, and 1 respectively.

Detailed explanation-2: -Unlike protons and electrons, which are electrically charged, neutrons have no charge-they are electrically neutral. That’s why the neutrons in the diagram above are labeled n0. The zero stands for “zero charge". The mass of a neutron is slightly greater than the mass of a proton, which is 1 atomic mass unit (amu).

Detailed explanation-3: -Hydrogen has atomic number 1. It has monatomic form is the most abundant chemical substance and it has single proton and zero neutrons.

Detailed explanation-4: -Among atomic particles, the neutron seems the most aptly named: Unlike the positively charged proton or the negatively charged electron, neutrons have a charge of zero.

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