Science MCQs
Practice multiple choice questions with instant feedback. Select an option to see if you're correct.
What is the total number of electrons in a chloride ion (Cl⁻)?
Which of the following represents an ionic compound?
The formula for Iron (III) Oxide is:
What is the electron dot structure for a molecule of chlorine (Cl₂)?
Which of the following statements about covalent bonds is FALSE?
The formula for Calcium Carbonate is:
What is the valency of the element in Group 1 of the periodic table?
What is the valency of the element in Group 17 of the periodic table?
The compound with the formula NO₂ is called:
How many electrons are there in the outermost shell of a nitrogen atom?
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