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