Test - Bonding Flashcards
1
Q
- What is a molecule?
A
A compound formed when 2 or more elements are covalently bonded
NB pg 13 #22
2
Q
- Molecular compounds do not conduct electricity because they…..
A
Do not break up into ions
NB pg 13 #22
3
Q
- What is an ionic bond?
A
When atoms transfer electrons in order to be stable
NB pg 13 # 3
4
Q
- What is a similarity between ionic and covalent bonds?
A
Both make the elements more stable
NB pg 13 #2
5
Q
- Which of the following is a characteristic property of ionic compounds?
A
They form hard, brittle crystals with characteristic shapes
NB pg 13 #23
6
Q
- A chemical bond formed when two atoms share electrons is called a(n)
A
Covalent bonds
NB pg 13 # 22
7
Q
- Magnesium bromide is an ionic compound with the chemical formula MgBr2. What does the 2 tell you?
A
There are two bromide ions for every magnesium ion
NB Periodic table
8
Q
- T or F? Orderly crystal shapes, high melting points, and electrical conductivity when dissolved in water are properties of ionic compounds.
A
True
NB pg 13 #23
9
Q
- What type of bond is formed between two oxygen atoms? Explain specifically
A
Covalent, a double bond they will share 4 electrons
NB pg 13 #22
