Module Vocabulary Practice: Elements and Their Properties

Fill in the blanks using the available answer choices. If an element can be hammered or rolled into sheets, it is said to be (a)   . If an element can be drawn into wires, it is said to be (b)   .

• malleable
• ductile

Which type of bonding consists of positively charged ions that are surrounded by a sea of freely moving electrons?

• ionic bonding

• covalent bonding

• metallic bonding

• diatomic bonding

What happens to the nucleus of a radioactive element?

• It remains stable.

• It undergoes a chemical reaction.

• It emits radiation and changes into a different element.

• It becomes larger.

Tags

NGSS.HS-PS1-8

The elements in groups 3 through 12, which include many familiar metals such as iron and gold, are called the _________________.

• transition metals

• alkali metals

• noble gases

• halogens

What is a diatomic molecule?

• A molecule composed of two atoms

• A molecule composed of three atoms

• A molecule composed of four atoms

• A molecule composed of five atoms

Tags

NGSS.MS-PS1-1

Different structural forms of the same element are called _________________.

• allotropes.

• isotopes.

• compounds.

• mixtures.

Elements such as silicon and germanium that conduct an electric current under certain conditions are called _________________.

• semiconductors

• insulators

• conductors

• superconductors

All elements that have more than 92 protons can be classified as:

• naturally occurring elements.

• inner transition elements.

• transition elements.

• transuranium elements.

Elements that are solid, shiny, good conduuctors of heat and energy, malleable and ductile are ​ (a)  

• metals
• nonmetals
• metalloids
• halogens
• Noble gases

Which of the following is not a property of metals?

• brittle
• malleable
• lustrous
• conductive