3 years ago

1. Define modern periodic Table.

Chemistry

2 answers:

lord [1]3 years ago

7 0

Answer:

the table used to organize all the known elements is called periodic table.

I don't know other answers...hope my ans have helped you!!

vfiekz [6]3 years ago

5 0

Answer:

The modern periodic table is used to organize all the known elements. Elements are arranged in the table by increasing atomic number. In the modern periodic table, each element is represented by its chemical symbol. ... Columns of the periodic table are called groups. Elements in the same group have similar properties

You might be interested in

Which formula represents a solution? No explanation needed.

aliina [53]

Options:

NaOH(aq)
NaOH(l)
N2(g)
NO(g)

Answer: NaOH (aq)

Explanation:

Defining state terminologies, 'aq' means aqueous, meaning the analyte is in solution, as opposed to gaseous (g), or liquid (l).

5 0

3 years ago

Electromagnets are created using charged and insulated wire wrapped around a piece of iron. uncharged and insulated wire wrapped

Inessa [10]

I think the correct answer would be charged and insulated wire wrapped around a piece of iron. The charge in the wire would make magnetic fields through the aid of the magnetic properties of iron. Hope this helps. Have a nice day.

8 0

3 years ago

Is adding hydrochloric acid to milk a physical or chemical change?

maria [59]

Answer: operating machines they are easy to handle

8 0

3 years ago

Which of the following is the best explanation for the trend in the graph?

morpeh [17]

Answer:

it is the only one going up

Explanation:

3 0

3 years ago

In a chemical reaction, the difference between the potential energy of the products and the potential energy of the reactants is

vova2212 [387]

Answer:

4. the heat of reaction

5 0

3 years ago