AP 1.1: Structure of Water and Hydrogen Bonding

Water is composed of these 2 elements, ____ and ____, in a 2 to 1 ratio

• Helium, Gold

• Hydrogen, Oxygen

• Hydrogen, Fluorine

• Helium, Oxygen

Tags

NGSS.HS-ESS2-5

A covalent bond is the term used to describe the bond type in which atoms _____ electrons.

• share

• transfer

• steal

• lose

Tags

NGSS.HS-PS1-1

Why is water polar? Identify the element that is more electronegative and explain why that causes the molecule to become polar.

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True or False: A hydrogen bond is a weak bond interaction between the positive and negative regions of two separate molecules

• True

• False

When two of SAME molecules form hydrogen bonds with each other this is called ________.

When 2 DIFFERENT molecules for hydrogen bonds with one another this is known as ADHESION

• True

• False

What allows this Water Strider to walk on water?

• Collusion

• Van der Waals forces

• Magnetism

• Surface Tension

Tags

NGSS.MS-PS2-5

Why does ice float in a drink of water?

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