Biology Unit 3.1 Bonding Basics and Water

Front

What is the charge on a Hydrogen ion?

Back

+1

Front

What type of bond forms between Se and Cl?

Back

Covalent bond

Front

According to the octet rule, how many valence electrons do most elements need?

Back

8

Front

What is an acceptable Lewis structure for CH3Cl?

Back

Option A

Front

What characteristic of water allows a paperclip to float on its surface?

Back

Surface tension

Front

Define ionic bond.

Back

A chemical bond formed between two ions with opposite charges.

Front

Define covalent bond.

Back

A chemical bond formed when two atoms share electrons.

Front

What is the octet rule?

Back

Atoms tend to bond in such a way that they have eight electrons in their valence shell.

Front

What is surface tension?

Back

The cohesive force at the surface of a liquid that makes it behave like a stretched elastic membrane.

Front

What is adhesion in the context of water?

Back

The attraction between water molecules and other substances.