Quiz: OCR A Bonding and Structure

Master OCR A bonding and structure faster - reinforce what you learned in just 5 minutes.

Science mixed 8 Questions Video Quiz
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Q1 Beginner 1 pts

According to the video, what type of ions do Group 1 elements form? Video Reference:
"Looking at the periodic table and group ones form 1 plus ions..."

Timestamp: 2:18

Q2 Intermediate 2 pts

The video explains that ionic compounds like sodium chloride have what type of structure? Video Reference:
"Ionic compounds like sodium sodium chloride these have giant ionic structures..."

Timestamp: 5:55

Q3 Advanced 3 pts

According to the video, what happens to the bond angle when you add lone pairs of electrons to a molecule? Video Reference:
"Lone pair is what they do is they change the shape and bond angles and lone pairs basically push the..."

Timestamp: 11:30

Q4 Beginner 1 pts

The speaker mentions that covalent bonding involves the sharing of electrons between atoms. Video Reference:
"Covalent bonding is basically the sharing about your electron slightly different ionic where the ele..."

Timestamp: 7:30

Q5 Intermediate 2 pts

According to the video, what is the formula for calcium nitrate? Video Reference:
"Swap the charges over they've done that and drop the charges so you can see here we've swapped the 2..."

Timestamp: 5:00

Q6 Beginner 1 pts

The video states that ionic compounds conduct electricity when they are molten or dissolved in solution. Video Reference:
"They conduct electricity when they're molten and they're dissolved in solution and as the ions are f..."

Timestamp: 6:20

Q7 Advanced 3 pts

In the video, what specific example is given of a dative covalent bond? Video Reference:
"Here's ammonia here lone pair of electrons on the ammonia hydrogen doesn't have any electrons h plus..."

Timestamp: 8:30

Q8 Intermediate 2 pts

According to the video, what causes the very fixed shape of a molecule with 4 bond pairs? Video Reference:
"This is one with four bond pairs the reason why this has a very fixed shape held molecule is for bon..."

Timestamp: 10:15

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