EASY
Upper Secondary: IGCSE
IMPORTANT
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The Group I metals show a trend in melting points. What does that mean?

Important Questions on The Periodic Table

EASY
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 12 - The Periodic Table>Q>Q 3
The Group I metals show a trend in melting points. Describe two other physical trends for the group.
MEDIUM
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 12 - The Periodic Table>Q>Q 3

One measurement in the table shown below does not fit the trend. Identify the measurement and give the reason for the same. Question Image

EASY
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 12 - The Periodic Table>Q>Q 4
Which compound is formed when potassium reacts with chlorine?
EASY
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 12 - The Periodic Table>Q>Q 4
What is the colour of the compound formed when potassium reacts with chlorine?
EASY
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 12 - The Periodic Table>Q>Q 4
What will you see when you dissolve potassium chloride in water?
EASY
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 12 - The Periodic Table>Q>Q 4
Potassium chloride formed on reacting potassium with chlorine is mixed with water. Discuss whether the solution conducts electricity or not.
EASY
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 12 - The Periodic Table>Q>Q 5
Which holds its outer electron more strongly: a lithium atom or a sodium atom? Explain why you think so?
EASY
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 12 - The Periodic Table>Q>Q 6
Rubidium is below potassium, in Group I. Predict how it will react with water.