Drawing Electron-Dot Structures (HSC SSCE Chemistry): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What do electron-dot structures show in molecules?
What do electron-dot structures show in molecules?
Valence electrons of atoms
What are valence electrons?
What are valence electrons?
Electrons in the outermost shell
How many valence electrons does chlorine () have?
How many valence electrons does chlorine () have?
7
How many electrons does oxygen need to gain to achieve a noble gas configuration?
How many electrons does oxygen need to gain to achieve a noble gas configuration?
2
When does ionic bonding occur?
When does ionic bonding occur?
One atom loses, other gains electrons
In lithium sulfide, how many Li atoms are needed for each S atom?
In lithium sulfide, how many Li atoms are needed for each S atom?
2
What charge does a sulfur ion have after gaining 2 electrons?
What charge does a sulfur ion have after gaining 2 electrons?
What does each shared pair of electrons represent in covalent bonding?
What does each shared pair of electrons represent in covalent bonding?
A covalent bond
How many electrons do most atoms want in their outer shell?
How many electrons do most atoms want in their outer shell?
8
What is the key difference between ionic and covalent bonding?
What is the key difference between ionic and covalent bonding?
Electrons transferred vs shared