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प्रश्न
Name two elements that you would expect to show chemical reactions similar to calcium. What is the basis of your choice?
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उत्तर
Two elements, magnesium (Mg) and barium (Ba), undergo chemical reactions that are comparable to those of calcium because all three elements have two electrons in their outermost shell and are members of group II-A.
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संबंधित प्रश्न
Give two example of group 18 elements.
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State the term
The tabular arrangement of elements in horizontal rows and vertical columns _________
Fill in the blank:
The horizontal rows in the periodic table are called _____________.
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The d-block elements are called as _______ elements.
A part of modern periodic table is given below. On its basis, answer the following questions:
| Group No. → | 1 | 2 | 13 | 14 | 15 | 16 | 17 | 18 |
| Period ↓ | ||||||||
| 2 | A | B | ||||||
| 3 | E | D | F | C |
Write the molecular formula of the compound formed by the combination:
A and F
