Science 8 3rd Qtr

In an atom of carbon, (Z= 6 and A = 12), the number of electrons, protons, and neutrons, respectively, are

He pioneered the experiment on electrolysis.

He determined the value of an electron’s charge.

How often do you make chemistry jokes?

How many single atoms are in this mixture?

Who made further investigations on atoms and proposed an atomic theory on 1803?

How do you distinguish subatomic particles?

What determines the order of elements on todays periodic table?

Who identified air as the primal matter?

What state of matter that vibrates within their fixed position?

It is made up of two or more elements that are chemically combined.

Atoms can be created AND can be destroyed.

What state of matter moves very quickly and in random motion?

How many orientation in space does an f-orbital have?

He explained the photoelectric effect in terms of the photon model .

What element has the electron configuration 1s²2s¹

It consists of two or more substances that are physically combined.

He discovered the existence of neutron.

Atoms of the same element that have a different number of neutrons

Who considered fire as the primal matter?

The movement of what component of atoms creates electric charge? 

Among the quantum numbers, which describes the main energy level where the electron is most probably located?

What state of matter have temperatures as high as that of the Sun?

Who theorized the existence of atom?

The nucleus contains the following subatomic particles

Most elements on the periodic table are metals

He discovered the existence of protons.

According to Dalton's atomic theory, atoms can do all but the following during a chem rxn:

What state of matter have temperatures near absolute zero?

How are elements in the periodic table organized?

how many elements on the periodic table

compounds contain atoms of how many different elements

What state of matter has atoms that do NOT fit together at all?

The negative subatomic particle is _______

The simplest substance because it contains one kind of atom.

He established the existence of the nucleus of an atom.

What state of matter behaves similarly with those of gases?

on the periodic table,a column of elements is called

Which of the following subatomic particles contains a no charge? 

What is the electron configuration of potassium?

Vibration and movement of the atoms and molecules, often called heat.

Who Created The Periodic Table?

What is chemistry?

Who established that matter is continuous?

The "atomos" is a Greek word that means ________.

What are the subatomic particles?

What is the value of the spin quantum number of the last electron of a silicon atom?

Elements in a periodic table are arranged by what?

Molecules are made of the SAME atoms

This is needed to change the state of matter into other state