Chemistry

Vocabulary, yay!

100

The smallest particle possible of a pure substance.

What is an atom?

200

A substance made from more than one element joined by a chemical bond.

What is" a compound"?

300

DAILY DOUBLE!!!  A CORRECT ANSWER IS WORTH DOUBLE THE POINTS!!!

CH₄ is an example of this

What is a chemical formula?

400

DAILY DOUBLE!!!!  A CORRECT ANSWER IS WORTH DOUBLE THE POINTS!!!!!

The amount of matter in an object.

What is "mass"?

500

An electrical attraction between atoms.

What is a chemical bond?

Name that substance!

100

O

What is Oxygen?

200

Na

What is Sodium?

300

Cl

What is chlorine?

400

NaCl

What is salt/sodium chloride?

500

Br

What is bromine?

Those who cannot remember the past...

100

The cell structure that stores water and other materials for the cell.

What is "a vacuole"?

200

Discovered and named cells "cells".

Who is "Robert Hooke"?

300

The way you read the arrow in  a chemical equation.

What is "yields"?

400

The three products of cellular respiration.

What are water vapor, ATP and carbon dioxide?

500

A green, photosynthetic pigment found in the chloroplasts of plants, algae, and some bacteria.

What is "chlorophyll"?

Balancing Equations

100

S + O2 = SO3

What is 2S + 3O2 = 2SO3

200

CH₄ + O₂ = CO₂ + H₂O

What is CH₄ + 2O₂ = CO₂ + 2H₂O

300

N₂ + O2 = N₂O

What is 2N₂ + O₂ = 2N₂O

400

KI + Cl2 = KCl + I2

What is 2KI + Cl₂ = 2KCl + I₂

500

Mg (NO₃)₂ + K₃PO₄ = Mg₃ (PO₄)₂ + KNO₃ Time this one! No more than 2 minutes....

What is 3Mg (NO₃)₂ + 2 K₃PO₄ = Mg₃ (PO₄)₂ + 6 KNO₃

# of Atoms

100

The number of total atoms in H₂O₂

What is 4?

200

The number of total atoms NH₄Br

What is 6?

300

The number of total atoms Hg₂Cl₂

What is 4?

400

The number of total atoms 2NaC₂H₃O₂

What is 16?

500

(NH₄)3PO₄

What is 20?