1.
Elements are made up of:
2.
Matter is anything that has ___ and occupies space.
3.
According to Dalton, atoms are:
4.
In a solution, saltwater is an example of:
5.
Which does not show Tyndall effect?
6.
Which scientific form is correct?
7.
In 3.4×10², the value is:
8.
Dalton stated that atoms combine in:
9.
In scientific notation, exponent shows:
10.
Air is an example of:
11.
0.00056 in scientific notation is:
12.
Dalton stated that atoms of different elements differ in:
13.
Atoms combine chemically to form:
14.
The smallest identity of a compound is:
15.
A mixture can be separated by:
16.
Elements are classified into:
17.
The symbol representation of elements is called:
18.
N×10ⁿ indicates N is:
19.
Atoms of same element may differ in:
20.
Milk is an example of:
21.
Which of the following is matter?
22.
Mixtures are formed by:
23.
In heterogeneous mixture, constituents are:
24.
A homogeneous mixture has:
25.
Pure substances have:
26.
Which is a correct pair?
27.
Which is a physical property?
28.
Which of the following has variable composition?
29.
Which is true about solutions?
30.
Water (H₂O) can be separated by:
31.
Which of these is not a state of matter mentioned in text?
32.
Modern view says atoms are:
33.
Which method separates solids from liquids?
34.
Which term describes equal distribution in mixture?
35.
Which statement changed Dalton’s theory?
36.
Which mixture is uniform throughout?
37.
Compounds are formed by:
38.
Which subatomic particle was discovered first?
39.
Which cannot be broken down?
40.
Which of these is a heterogeneous mixture?
41.
Which is an example of a compound?
42.
Dalton said atoms cannot be ___.
43.
Chemical property includes:
44.
Example of metalloid:
45.
5,600,000 in exponential notation is:
