Chapter 10 Review 2 Flashcards

1

Which of the following elements will react strongly with oxygen?

K
Cr
Al
Fe

2

Which element is more likely to react with K?

Cs
Br
Rb
Na

3

Manganese is an example of a(n) __________

halogen
alkali metal
alkaline earth metal
transition metal

4

Which element would make the best electrical wire?

Copper
Beryllium
Sodium
Lithium

5

Which of the following is NOT a transition metal?

Fe
Al
Au
Zn

6

What determines the order of elements on today's periodic table?

decreasing atomic number
decreasing atomic mass
increasing atomic number
increasing atomic mass

7

What is the oxidation number for the alkali metals?

2-
1+
1-
2+

8

Which example illustrates the ductility of a metal?

a mass of solid aluminum melting in a factory furnace
a piece of silver pulled into a thin wire
a copper cable carrying an electric current
a chunk of gold hammered into a thin sheet

9

What is the oxidation number for Ca?

6-
2+
6+
2-

10

Aluminum has _____ valence electron(s)

15
5
13
3

11

Which is NOT a property of metals?

Ductility
Brittleness
Luster
Conductivity

12

Which property do all metals on the periodic table share?

they react strongly with other elements
the are gases are room temperature
they have the same melting point
they conduct thermal energy and electricity

13

Which substance does NOT have the property of ductility?

Copper
Cobalt
Carbon dioxide
Chromium

14

Which of the following elements is most malleable?

Calcium
Sodium
Iron
Lithium

15

How would K differ from Zn?

K would be more malleable
K would have no metallic properties
K would have a lower melting point
K would have more atomic mass

Chapter 10 Review 2

Questions 15

Chapter 10 Review 2

Questions 15