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