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Question
Give the following a suitable word/phrase.
Protons and neutrons present in the nucleus.
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Solution
Term for protons and neutrons present in nucleus is nucleons
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RELATED QUESTIONS
Give the following a suitable word/phrase.
The electrons present in the outermost shell.
Give the following a suitable word/phrase.
The sum of the number of protons and neutrons of an atom.
Multiple Choice Questions
The outermost shell of an atom is known as
Explain the rule with example according to which electrons are filled in various energy levels
FILL IN THE BLANK
In an atom, the last shell containing electrons is called its..................shell.
Tick the most appropriate answer.
Which of the following scientists observed that cathode rays consists of negatively charged particles?
- John Dalton
- J J Thomson
- James Chadwick
- Democritus
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What is the charge on a neutron ?
Draw the electronic configuration of the following elements clearly stating the number of neutrons and protons in their nucleus.
a. Beryllium b. Silicon
c. Chlorine d. Aluminium
e. Nitrogen
State the location of electrons, protons and neutrons in an atom.
Select the correct answer from the choice in the bracket to complete the sentence:
An element ‘X’ has six electrons in its outer or valence shell. Its valency is __________.
