Elements, Atoms, and Ions

Which of the following are part of the transition metals?

The symbol P stands for the element

True/False JJ Thompson proved that electrons travel in elliptical orbits around the nucleus

How many protons are in one atom of the following?

True/False Ernest Rutherford proved the existence of a nucleus.

The symbol for the element boron is?

The total number of oxygen atoms in the formula is (HOCH₂)₃CNH₂

True/False John Dalton provided the first experimental support for the atom.

For the ion ¹³³Cs¹⁺, how many neutrons does it have?

What is the number of protons and neutrons for Cu-63

In chemistry, a formula is used to represent

Florine will form an ion with a charge of?

The symbol and number of neutrons for an element with atomic number 26 and mass number of 56 is

The symbol Ga stand for the element

Which of the following is a Halogen.

For the ion ¹³³Cs¹⁺, how many electrons does the ion have?

Which of the following cannot be explained by Daltons atomic theory?

The symbol for for the element copper is

How many neutrons does one atom of the following contain.

Which particle has the smallest mass?

How many hydrogen atom are in the formula CH₃COCH₃

What formula will result from combing Zn²⁺ and CN^1-?

Which of the following was not discussed in Daltons atomic theory?

How many atoms in total are represented in the formula Pb(C₂H₃O₂)₄

Which atomic particle determines the chemical behavior of an atom?

The number of _____ in an element is the same for all neutral atoms of that element.

The chemical formula Al₂O₃ indicates

Which of the following is an alkaline earth metal.

Which of the following is a nonmetal.

Nitrogen forms a ____ ion by ______ electrons

The symbol Cs stand for the element

Barium forms an ion with a charge of ______ by ______ electrons.

Which pair has the same charge?

For the ion ⁸¹Se^-2 how many electrons is in the ion.

True/False Elements, such as lead, are made of tiny particles that mostly consist of open space

Which of the following will be most similar to Gallium?

True/False NH3 will always contain 1 atom of nitrogen for every 3 atoms of hydrogen

How many electrons are in the following?

True/False Models are always wrong unless they are proved by a theory.

The symbol for lead is

The mass number of an atom equals

What is the mass number of the following?

Which of the following occur naturally as diatomic molecules.

The symbol for the element Zinc is