1.
Which of the following is true about the electron?
A
It has a positive charge
B
It is located in the nucleus
C
It has a mass equal to that of a proton
D
It is found in orbitals outside the nucleus
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Which of the following is true about the electron?
It has a positive charge
It is located in the nucleus
It has a mass equal to that of a proton
It is found in orbitals outside the nucleus
What is the mass of a neutron?
1 kg
9.1 × 10^-31 kg
1 amu
0 amu
What is the mass of an electron?
1 amu
1836 amu
1/1836 amu
0 amu