Q.1.
Some covalent substances have huge numbers of atoms bonded together by a network of covalent bonds. This is called...
Q.2.
How many covalent bonds can nitrogen form?
Q.3.
How many electrons are involved in a covalent bond?
Q.4.
Which of these has molecules with two atoms joined by a covalent bond?
Q.5.
Pick the correct combination of properties of most covalent compounds.
Q.6.
A water molecule is covalently bonded. How many covalent bonds does it have?
Q.7.
What happens to electrons in covalent bonding?
Q.8.
Methane is covalently bonded. How many bonds are involved?
Q.9.
Covalent bonding occurs when what type of atoms join?
Q.10.
Where do the electrons for a covalent bond come from?