The Atom (Grade 10 NSC Matric Physical Sciences): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What determines which element an atom is?
What determines which element an atom is?
Number of protons
What does the atomic number () represent?
What does the atomic number () represent?
Number of protons in an atom
An atom has mass number and . How many neutrons does it have?
An atom has mass number and . How many neutrons does it have?
22
Which particle has a negative electric charge?
Which particle has a negative electric charge?
Electron
How much heavier are protons compared to electrons?
How much heavier are protons compared to electrons?
About 1800 times heavier
Where in the atom are neutrons located?
Where in the atom are neutrons located?
In the nucleus
In standard notation , what does the number 56 represent?
In standard notation , what does the number 56 represent?
Mass number (protons + neutrons)
What are nucleons?
What are nucleons?
Protons and neutrons together
What happens when an atom loses electrons?
What happens when an atom loses electrons?
It becomes positively charged
In a neutral atom, what is true about electrons and protons?
In a neutral atom, what is true about electrons and protons?
Number of electrons equals protons