4 (i) Use words from the box to complete the sentences below about ions - Edexcel - GCSE Physics - Question 4 - 2019 - Paper 1
Question 4
4 (i) Use words from the box to complete the sentences below about ions.
Atoms may form positive ions by ________________________ electrons.
The electrons involved ... show full transcript
Worked Solution & Example Answer:4 (i) Use words from the box to complete the sentences below about ions - Edexcel - GCSE Physics - Question 4 - 2019 - Paper 1
Step 1
Use words from the box to complete the sentences below about ions.
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Atoms may form positive ions by losing electrons.
The electrons involved in forming positive ions are the outer electrons.
Step 2
Which of these radiations is both electromagnetic and ionising?
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
C gamma is the only correct answer because it is both electromagnetic and ionising.
Step 3
Which type of radiation will travel the shortest distance in air?
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
A alpha is the only correct answer, as alpha particles travel the shortest distance in air compared to beta and gamma radiation.
