Practice Atomic Radius (3.1) - The Periodic Table - IB 10 Sciences (Group 4)

Practise this section

10 questions

Flashcard drill
3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
4 questions · about 3 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What happens to atomic radius as you move from left to right across a period?
Show hintHide hint
Consider how protons affect electron attraction.
Question 2.
Does atomic radius increase or decrease as you move down a group?
Show hintHide hint
Think about how many layers of electrons there are.
3Question 3.
What trend does atomic radius follow across a period?
- A) It remains the same
- B) It decreases
- C) It increases
Show hintHide hint
Think about how protons impact electron location.
4Question 4.
True or False: Atomic radius increases as you move down a group in the periodic table.
- True
- False
Show hintHide hint
Consider how layers of electrons affect size.
Question 5.
Given lithium (Li), sodium (Na), and potassium (K), predict which has the largest atomic radius and explain your reasoning.
Show hintHide hint
Consider the group each element is in and the addition of electron shells.
Question 6.
Discuss how trends in atomic radius help chemists understand the reactivity of metals and nonmetals.
Show hintHide hint
Link size to reactivity pattern.

6 more questions in this section. Enroll free to practise them all.