Chemistry
Chemical Bonding
Grade 10 · High School
Answer every question first, then press Finish to see your score and explanations.
- Question 1 of 20Easy
The chemical bond formed by the transfer of electrons is called a ... bond.
- Question 2 of 20Easy
The bond formed by sharing electron pairs is called a ... bond.
- Question 3 of 20Easy
According to the octet rule, an atom tends to be stable when its valence electrons number ...
- Question 4 of 20Easy
Among the following compounds, the ionic compound is ...
- Question 5 of 20Easy
An example of a covalent compound is ...
- Question 6 of 20Easy
Ionic bonds generally form between ...
- Question 7 of 20Medium
In the formation of , the sodium atom ...
- Question 8 of 20Medium
The bond in a hydrogen molecule forms because ...
- Question 9 of 20Medium
The number of single covalent bonds linking the O atom to the two H atoms in is ...
- Question 10 of 20Medium
A correct property of ionic compounds is ...
- Question 11 of 20Medium
Covalent compounds generally have ...
- Question 12 of 20Medium
Magnesium (2, 8, 2) forms the ion because ...
- Question 13 of 20Medium
The electron pair shared in a covalent bond is called ...
- Question 14 of 20Medium
The bond present in a molecule is a ... bond.
- Question 15 of 20Hard
If the electronegativity difference between two atoms is very large, the bond formed tends to be ...
- Question 16 of 20Hard
The formula of the compound formed from and ions is ...
- Question 17 of 20Hard
Ionic compounds can conduct electricity in aqueous or molten form because ...
- Question 18 of 20Hard
The number of bonding electron pairs in a nitrogen molecule is ...
- Question 19 of 20Hard
Between and , the correct statement is ...
- Question 20 of 20Hard
Atom X (2, 8, 1) and atom Y (2, 8, 7) will form a compound with the formula ...