Question
Which of the following is correct regarding isobars?
I. They have different atomic numbers II. The have same mass numbersSolution
Isobars have different atomic numbers because they have different numbers of protons. They have the same atomic mass because they have just enough neutrons to make the same total of nucleons.
More Chemistry GS Questions
81, 41, 42, 64.5, ?, 330
- What will come in place of the question mark (?) in the following series?
121, 115, 102, 82, 55, ? What will come in place of the question mark (?) in the following series?
24, 8, 15, ?, 12, 4
4, 12, 36, 108, ?, 396
2.5Â Â Â Â Â Â Â Â Â 1.25Â Â Â Â Â Â Â 1.25Â Â Â Â Â Â Â 1.875Â Â Â Â Â 3.75Â Â Â Â Â Â Â ?
...24, 42, 60, ?, 96, 114
What value should come in the place of (?) in the following number series?
14, 18, ?, 43, 68, 104
What will come in place of the question mark (?) in the following series?
112, 116, 121, ?, 134, 142
30, 43, 58, 75, 94, ?
13, 14, 23, 48, 97, 178, ?
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