mixture and compound by Mr.ferdyawan

Question 1

Which characteristic is NOT typically associated with metals?

Accepted Answer

3

Question 2

An element is a pure substance that cannot be broken down into simpler substances by chemical means. True or False?

Accepted Answer

o

Question 3

What is the term for elements that have properties intermediate between metals and nonmetals?

Accepted Answer

Metalloids

Question 4

Which of the following is an example of a nonmetal?

Accepted Answer

2

Question 5

Silicon (Si) is often used in electronic devices because its electrical conductivity can be controlled. What type of element is Silicon?

Accepted Answer

2

Question 6

If a substance is found in the periodic table, it is considered an element. True or False?

Accepted Answer

o

Question 7

What property allows metals to be hammered into thin sheets?

Accepted Answer

Malleable

Question 8

Which of these is NOT an element?

Accepted Answer

1

Question 9

Nonmetals are generally poor conductors of heat and electricity. True or False?

Accepted Answer

o

Question 10

What is the term for elements that are typically good conductors of heat and electricity and have a shiny luster?

Accepted Answer

Metals

Question 11

Which of the following is an example of a metalloid?

Accepted Answer

2

Question 12

Elements are made of only one type of particle or atom. True or False?

Accepted Answer

o

Question 13

What property allows metals to be drawn into wires?

Accepted Answer

Ductile

Question 14

Which of the following is a characteristic of most nonmetals in solid form?

Accepted Answer

3

Question 15

Mercury (Hg) is an element that is liquid at room temperature. Is it a metal or a nonmetal?

Accepted Answer

Metal

Question 16

All elements have high melting and boiling points. True or False?

Accepted Answer

x

Question 17

What is the primary reason metalloids like silicon are used in electronics?

Accepted Answer

2

Question 18

Which element is represented by the symbol 'C'?

Accepted Answer

Carbon

Question 19

Most nonmetals are gases at room temperature. True or False?

Accepted Answer

o

Question 20

What makes an element different from a compound?

Accepted Answer

1