Question

An ionic compound is formed when

a metal bonds with another metal.

a nonmetal bonds with another nonmetal.

a metal bonds with a nonmetal.

three nonmetals bond together.

Answer 1

@pratyush5

Answer 2

An ionic compound is formed when an electropositive ion reacts with an electronegative ion

Answer 3

So, A metal is electropositive and non metal is electronegative. SO answer is C

Answer 4

Any more ?

Answer 5

Yeah :) If you dont mind :)

Answer 6

Not at all :)

Answer 7

Something that can be observed, measured, or changed without altering the identity of a substance is called a(n) ____ property.

physical

observable

chemical

changeable

Answer 8

I think its a physical property but i dunno

Answer 9

Yeah it is definitely physical property

Answer 10

A substance that has a uniform composition and is able to be separated by physical means is a(n)

Solution

Heterogeneous Mixture

Element

Compound

Answer 11

Solution. See it cannot be a compound because compound can only be separated chemically. The it cannot be heterogeneous mixture because heterogeneous means non uniform.

That leaves element. Well you never can separate an element by physical means so the answer is A

Answer 12

HEy wait
I think i gave the wrong ans

Answer 13

No its correct :)

Answer 14

A substance that has a uniform composition and is able to be separated by physical means is a(n)

Solution

Heterogeneous Mixture

Element

Compound

Answer 15

Solution

Answer 16

Which of the following is not an example of an extensive physical property?

Mass

Length

Size

Density

Answer 17

mass

Answer 18

Oh hey wait it is density :)

Answer 19

Sorry again

Answer 20

Yes it is density