Periodicity (HSC SSCE Chemistry): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
Which groups in the periodic table contain elements that react with water?
Which groups in the periodic table contain elements that react with water?
Groups 1 and 2 only
What are the two products formed when metals react with water?
What are the two products formed when metals react with water?
Hydrogen gas and metal hydroxide
How does reactivity with water change down Group 1?
How does reactivity with water change down Group 1?
Reactivity increases down the group
Which Group 2 element does not react with water at all?
Which Group 2 element does not react with water at all?
Beryllium
What is the relationship between atomic radius and reactivity with water?
What is the relationship between atomic radius and reactivity with water?
Larger atomic radius = more reactive
What hydroxide does sodium produce when it reacts with water?
What hydroxide does sodium produce when it reacts with water?
Sodium hydroxide ()
Which Group 1 element has the most vigorous reaction with water?
Which Group 1 element has the most vigorous reaction with water?
Caesium
Under what conditions does magnesium react with water?
Under what conditions does magnesium react with water?
Only with steam at high temperatures
Why are larger atoms more reactive with water?
Why are larger atoms more reactive with water?
Weaker electrostatic attraction
How does reactivity with water change across a period from left to right?
How does reactivity with water change across a period from left to right?
Reactivity decreases dramatically