Question

The statement “the iron rusted in water” describes a

chemical property.

physical property.

chemical change.

physical change.

Answer 1

@ParthKohli hi :)

Answer 2

First of all, is this a property or a change?

Answer 3

and hey!

Answer 4

change

Answer 5

@ParthKohli chemical change?

Answer 6

Yes!

Answer 7

Yay! do you mind look at some more? Please :)

Answer 8

I don't.

Answer 9

Thank you!!

In which region of the periodic table would an element with the electron configuration below be located?

1s22s22p63s23p64s1

halogens

transition metals

noble gases

alkali metals

Answer 10

A or C?

Answer 11

I have no idea. lol

Answer 12

Ok:/
what about this?

What would be the most likely charge of an ion formed from an atom with the electron configuration:

1s22s22p4

+1

-1

+2

-2

Answer 13

-2