H (No Definite Group); Li Na K Rb Cs Fr (Alkali Metals)

Question 1

Description: Hydrogen (H)

Answer 1

1. Explosive Gas
2. Lightest Element

Question 2

Uses and Occurrences: Hydrogen (H)

Answer 2

1. 90% of Atoms in the Universe, Sun, and Stars
2. Water
3. Life’s Organic Molecules

Question 3

Description: Lithium (Li)

Answer 3

1. Soft
2. Reactive

3. Lightest Metal

Question 4

Uses and Occurrences: Lithium (Li)

Answer 4

1. Lightweight Aluminum Alloys
2. Batteries
3. Impact Resistant Ceramic Cookware
4. Mood Stabilizer

Question 5

Description: Sodium (Na)

Answer 5

1. Soft
2. Reactive

Question 6

Uses and Occurrences: Sodium (Na)

Answer 6

1. Salt (NaCl)
2. Nerves
3. Soap

4. Antacid
5. Baking Soda
6. Glass
7. Lye
8. Papermaking
9. Soda Ash
10. Street Lamps

Question 7

Description: Potassium (K)

Answer 7

1. Soft
2. Reactive

Question 8

Uses and Occurrences: Potassium (K)

Answer 8

1. Salt
2. Nerves
3. Soap

4. Fertilizer
5. Gunpowder
6. Matches
7. Nutrients in Fruits and Vegetables
8. Potash

Question 9

Description: Rubidium (Rb)

Answer 9

1. Soft
2. Reactive

Question 10

Uses and Occurrences: Rubidium (Rb)

Answer 10

1. Atomic Clocks
2. Global Navigation (GPS)
3. Vacuum Tube Scavenger

Question 11

Description: Cesium (Cs)

Answer 11

1. Soft
2. Reactive

3. Largest Stable Atoms
4. Melts on a Hot Day

Question 12

Uses and Occurrences: Cesium (Cs)

Answer 12

1. Atomic Clocks
2. Global Navigation (GPS)
3. Vacuum Tube Scavenger

Question 13

Description: Francium (Fr)

Answer 13

1. Radioactive
2. Short-lived Atoms larger than Cesium

Question 14

Uses and Occurrences: Francium (Fr)

Answer 14

1. Small Traces in Nature
2. Studied in Laser Atom Traps