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Grade 9 Science Q1: Matter & Chemical Reactions Practice Questions — Set 6

What is the maximum number of electrons in the second shell?

Which type of bond involves the sharing of electron pairs?

What is the formula for calculating the number of neutrons?

Which group of elements is most reactive with water?

What is the chemical formula for table salt?

In a combustion reaction, what is always produced?

What color does blue litmus paper turn in acid?

Which statement about metallic bonds is correct?

What does electronegativity measure?

Which process releases energy to the surroundings?