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प्रश्न
State the type of bonding in the following molecules.
Calcium oxide
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उत्तर
Ionic bond
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संबंधित प्रश्न
Give electron dot diagram of the following:
methane
The following table shows the electronic configuration of the elements W, X, Y, Z:
|
Element |
W |
X |
Y |
Z |
|
Electronic |
2,8,1 |
2,8,7 |
2,5 |
1 |
Answer the following questions based on the table above:
What is the formula of the compound formed between X and Z.
The following table shows the electronic configuration of the elements W, X, Y, Z:
|
Element |
W |
X |
Y |
Z |
|
Electronic |
2, 8, 1 |
2, 8, 7 |
2, 5 |
1 |
Answer the following question based on the table above:
What is the formula of the compound formed between W and X.
Name the following:
The shell closest to the nucleus of an atom
Give reason
`""_17^35"CI"` and `""_17^37"CI"` do not differ in their chemical reactions.
Explain the following:
Carbon-12 and carbon-14 both show similar chemical properties.
Identify the following reaction as either oxidation or reduction:
O + 2e- → O2-
The element that would form cation due to the loss of electrons during the chemical reaction is ______.
______ is the only noble gas that does not have eight electrons in its valence shell.
Complete the following table:
| a. | Dativebond | ______ |
| b. | CaH2 → Ca+H2 | ______ |
| c. | ______ | Reduction |
| d. | ______ | Redox reaction |
