1.
Which statement supports Avogadro’s hypothesis?
2.
Which scientist verified the Law of Constant Composition?
3.
Which part of matter contains only one type of atoms?
4.
Avogadro’s Law applies to:
5.
Which of the following is a diatomic molecule?
6.
Which is NOT a part of Law of Conservation of Mass?
7.
Which of the following best supports Berzelius’ contribution?
8.
Dalton’s atomic theory is supported by which law?
9.
The smallest particle of an element that takes part in a chemical reaction is:
10.
The law that states “equal volumes of gases under same conditions contain equal molecules” is:
11.
How many atoms are present in one molecule of CO₂?
12.
Which of the following exists as a triatomic molecule?
13.
Which one is an example of a pure compound?
14.
Which of the following proves that atoms are not created or destroyed in reactions?
15.
Who proposed the Law of Conservation of Mass?
16.
Noble gases exist as:
17.
Water always contains hydrogen and oxygen in:
18.
Which of the following is used as evidence of fixed composition?
19.
Which law is basis for balanced chemical equations?
20.
In a chemical reaction, atoms:
21.
Which of the following always has fixed chemical formula?
22.
Avogadro proposed his hypothesis in which year?
23.
Which statement is correct regarding a pure compound?
24.
Which form of matter has variable mass composition?
25.
Why do noble gases not form molecules easily?
26.
Which is an example of a mixture with variable composition?
27.
Which law is applicable only to pure compounds?
28.
The chemical formula of ozone indicates that it contains:
29.
In which state does Avogadro’s law apply?
30.
Which statement best describes a molecule?
31.
Avogadro’s Law states that equal volumes of gases contain:
32.
Which of the following is a mixture?
33.
Law of Constant Composition is also known as:
34.
Who proposed the Law of Constant Composition?
35.
Which among the following is NOT a compound?
36.
According to the Law of Conservation of Mass:
37.
Atoms of non-reactive elements are called:
38.
A pure chemical compound always contains elements:
39.
A molecule is defined as:
40.
Which of the following contains two atoms?
41.
Who introduced the term molecule?
42.
Berzelius is known for:
43.
Berzelius Hypothesis deals with:
44.
The Law of Conservation of Mass was proposed in which year?
45.
Who is called the Father of Modern Chemistry?
