4 (a) (i) Use words from the box to complete the sentences below about ions - Edexcel - GCSE Physics - Question 4 - 2019 - Paper 1
Question 4
4 (a) (i) Use words from the box to complete the sentences below about ions.
Atoms may form positive ions by _______________________ electrons.
The electrons involv... show full transcript
Worked Solution & Example Answer:4 (a) (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
The only correct answer is C gamma.
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!
