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chem world

Total questions: 15

Worksheet time: 25mins

Name
Class
Date
1.

molecules with double/tripple bond

a)

carbocilic acids

b)

alkynes

c)

unsaturated fats

d)

saturated fats

2.

the name of this compaund C4H10

a)

METHANE

b)

HEXENE

c)

BUTANOIC ACID

d)

BUTANE

3.
what kind of molecule is this?
a)
alkane
b)
alkene
c)
alkyne
d)
cycloalkane
4.
All organic compounds contain the element
a)
carbon
b)
nitrogen
c)
phosphorus
d)
sulfur
5.
How many protons are in an atom with an atomic number of 20, an atomic mass of 45, and a charge of +2?
a)
20
b)
10
c)
2
d)
18
6.
What particle provided the positive charge for an atom?
a)
proton 
b)
neutron
c)
electron
d)
nucleus
7.

Donates a pair of valence electrons to form a bond

a)

Acid

b)

Base

8.

donates protons also accepts a pair of valence electrons to form a bond

a)

Acid

b)

Base

9.

bonds between metal and non metal

a)

ionic compounds

b)

molecular compounds

10.

bonds between non metal and non metal

a)

molecular compounds

b)

ionic compounds

11.
anions are _____ ions.
a)
positive
b)
negative
c)
neutral
12.
What charge will a Beryllium ion have?
a)
+
b)
2+
c)
2-
d)
-
13.
What charge will a sulfide ion have?
a)
3+
b)
2+
c)
2-
d)
3-
14.
How many protons are in this atom?
a)
3
b)
4
c)
6
d)
10
15.

Which of the following is something you should NOT do in a lab?

a)

read the label of chemical bottles before using it

b)

pour unused chemicals back into their original bottles

c)

use lots of water to wash skin that has been splashed with chemicals

d)

take only as much as you need of shared chemicals