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