Related Questions

The nucleus of the copper atom contains how many protons?
A 1
B 4
C 18
D 29
E None of the above
The number of protons in a silicon atom are
A 4
B 8
C 12
D 14
If the size of the nucleus of an atom is compared with a cricket ball, then the radius of the atom is approximately equal to how many kilometres?
A 0.5
B 0.005
C 0.05
D 5
Fe has 26 protons in its nucleus. What are the number of electrons in Fe2+ (II) ion?
A 24
B 26
C 28
D 13
There are 15 protons and 22 neutrons in the nucleus of an element. What is its mass number?
A 22
B 7
C 37
D 15
Radon 222 এবং Radon-220 উভয়ই Radon এর আইসোটোপ। যদি Radon-222 এর নিউক্লিয়াসে 136 টি নিউট্রন থাকে তাহলে Radon-220 এর নিউক্লিয়াসে কতগুলো প্রোটন থাকবে? ( Radon-222 and Radon-220 are the isotopes of Radon. If Radon-222 has 136 neutrons then what will be the number of protons in the nucleus of Radon-220?)
A 84
B 86
C 134
D 136
The number of protons in a copper atom are
A 2
B 9
C 11
D 29
A neutral atom is one with an equal number of protons and electrons.
A True
B False
Which of the following does the nucleus of an atom consists of?
A Protons and neutrons
B Protons and electrons
C Electrons
D Protons
How may valence electrons does a silicon atom have?
A 0
B 1
C 2
D 4
E None of the above

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