An element is highly conductive, highly reactive, soft, and lustrous. The element most likely belongs to which group?(1 point)
Responses
alkali metals
alkali metals
transition metals
transition metals
metalloids
metalloids
noble gases
5 answers
alkali metals
How does mercury differ from other metals?(1 point)
Responses
It is not solid under normal conditions.
It is not solid under normal conditions.
It does not chemically react with other elements.
It does not chemically react with other elements.
It is not lustrous.
It is not lustrous.
It does not conduct electricity.
Responses
It is not solid under normal conditions.
It is not solid under normal conditions.
It does not chemically react with other elements.
It does not chemically react with other elements.
It is not lustrous.
It is not lustrous.
It does not conduct electricity.
It is not solid under normal conditions.
Which statement describes the properties of lanthanoids and actinoids?(1 point)
Responses
They are brittle and dull, and they tend to conduct both electricity and thermal energy.
They are brittle and dull, and they tend to conduct both electricity and thermal energy.
They are brittle and dull, and they tend to be poor conductors of both electricity and thermal energy.
They are brittle and dull, and they tend to be poor conductors of both electricity and thermal energy.
They are malleable and lustrous, and they tend to be poor conductors of both electricity and thermal energy.
They are malleable and lustrous, and they tend to be poor conductors of both electricity and thermal energy.
They are malleable and lustrous, and they tend to conduct both electricity and thermal energy.
Responses
They are brittle and dull, and they tend to conduct both electricity and thermal energy.
They are brittle and dull, and they tend to conduct both electricity and thermal energy.
They are brittle and dull, and they tend to be poor conductors of both electricity and thermal energy.
They are brittle and dull, and they tend to be poor conductors of both electricity and thermal energy.
They are malleable and lustrous, and they tend to be poor conductors of both electricity and thermal energy.
They are malleable and lustrous, and they tend to be poor conductors of both electricity and thermal energy.
They are malleable and lustrous, and they tend to conduct both electricity and thermal energy.
They are malleable and lustrous, and they tend to conduct both electricity and thermal energy.