Helpful Test

Chemistry Cxc Paper 1 Practice Questions

by Powell
by Powell

This quiz consists of questions that discussed elements and compounds composed of atoms, molecules, and ions: their composition, structure, properties, behavior and the changes they undergo during a reaction with other substances.

0%
0 votes, 0 avg
549

Chemistry

1 / 65

Due to rusting the weight of iron?

2 / 65

What Kelvin temperature is equal to 25°C?

3 / 65

Carbon is the 6 element on the periodic table. How many shell does it have?

4 / 65

Bauxite is an ore of?

5 / 65

which gas produce a pop sound?

6 / 65

Epsom salt chemically known as

7 / 65

aluminum is the 13 element on the periodic table, how many shells does it have ?

8 / 65

Phosphorus is mainly extracted from?

9 / 65

All are true about bases except

10 / 65

The outermost shell are called ?

11 / 65

All of the following elements are liquids around room temperature except which one?

12 / 65

Ink is prepared from?

13 / 65

When an atom loses an electron it becomes a

14 / 65

which of the following metal would react Most vigorously in a dilute acid?

15 / 65

Nylon is prepared from?

16 / 65

What is the greatest number of valence electrons an atom can have?

17 / 65

What is the formula for Potassium sulfite

18 / 65

Brass is an alloy of

19 / 65

Which of the Carbon Compounds is used as fire extinguisher ?

20 / 65

which gas turns lime water milky white?

21 / 65

A drop of food coloring spreading out in a cup of water is an example of which transport process?

22 / 65

The symbol SB stands for stibnum or stibnite. What is the modern name of this element ?

23 / 65

Molecular compound doesnt conduct electricity

24 / 65

When a helium atom loses an electron it becomes

25 / 65

All organic compound contain the element

26 / 65

A mole contains Avogadro's. What is Avogadro number?

27 / 65

Most commonly used bleaching agent is?

28 / 65

Which of the following does not affect the solubility of a substance?

29 / 65

Milk is a natural

30 / 65

which substance forms dense white fumes with ammonia gas

31 / 65

What is the chemical formula for hydrogen peroxide

32 / 65

What is the formula for table salt?

33 / 65

what is the formula for bleach?

34 / 65

The pollutant responsible for ozone holes is

35 / 65

Which of the following is not a noble gas?

36 / 65

Name this type of pure carbon; carbon tightly bound to 3 others carbon atoms in loose sheets

37 / 65

Which of the formula is the correct formula for ammonium carbonate?

38 / 65

When TEL (Tera Ethyl Lead) is added to petrol it :

39 / 65

Which one of the following products result when it readily loses active oxygen

40 / 65

The gas that is responsible for global warming is ?

41 / 65

What is the correct name for the compound K2O

42 / 65

What is the name of the compound with molecular formula C6H6?

43 / 65

Which of the following is the main ingredient of cement?

44 / 65

Which of the following does not increase the number of particles in a reaction ?

45 / 65

What is the formula for aluminum oxide?

46 / 65

What are nucleic acids

47 / 65

Balance the equation _Hg +4Na yields_HgNa (sub2)

48 / 65

The symbol Ag stands for which element?

49 / 65

Which one of the following have a positive charge ?

50 / 65

Which of the following lime water contains:

51 / 65

Commercial,sodium bicarbonate is known as ?

52 / 65

which of the element is in group (2) two on the periodic table?

53 / 65

If you fill a glass to the brim with ice water and the ice melts, what will happen?

54 / 65

The gas which is believed to be the main cause of explosion in the coal mines is?

55 / 65

A metallic bond is formed when ?

56 / 65

when ethene reacts with steam the ethene is :

57 / 65

A material made of two or more elements, at least one of which is a metal is called

58 / 65

The acid used in a car battery is

59 / 65

The most electronegative element among the following is ?

60 / 65

Which polymers occur naturally ?

61 / 65

Which one of the following elements is not present in stainless steel?

62 / 65

The most commonly used semiconductor material is Silicon

63 / 65

One of the essential minerals in the human body is salt. How much salt (NaCl) is in the average adult human body?

64 / 65

Acid rain is caused by

65 / 65

The percentage of nitrogen in ammonium sulphate is?

Your score is

Welcome to the site. Our aim is to help students improve in their studies/exams. We believe each students learn in a different and unique ways our website provides information on variety of learning techniques and subjects to boost a person skills area. We provide a wide range of questions and answers on the following subjects: Mathematics, English Language, Human and Social Biology, Social Studies, Principle of Accounts, Information Technology, Physics, Science, Biology, and Chemistry. Sample SBA, Exam tips, and much more. We aim to enable persons to practice a subject they might find challenging. All quizzes consist of mostly past paper questions, which will help persons to get better exam passes. We advise that participants continue to practice these quizzes to gain further knowledge. Motto: Helping you advance in learning one blog at a time!!!!

You may also like

How to write a letter of complaint

Principles of business

Office Administration

Religious Education CXC Paper 1 Practice Questions

Principle of Account CXC Paper 1 Practice Questions

Mathematics CXC Paper 1 Practice Questions

English Language Cxc paper 1 Practice Questions

Social Studies CXC Paper 1 Practice Questions

Human and Social Biology CXC Paper 1 Practice...

Biology CXC Paper 1 Practice Questions

Helpful Test Copyright @ 2022