Chemistry Fall 2024 Semester Exam Practice Flashcardizz 8

Front

What is the atomic number of carbon?

Back

6

Front

In which model of the atom are protons and electrons found in the nucleus, and electrons are in specific allowed energy levels?

Back

Bohr model

Front

Which model of the atom has a small, dense, positive nucleus with electrons in mostly empty space surrounding it?

Back

Nuclear model

Front

What can be used to identify elements?

Back

Light emission spectrum produced by the movement of electrons.

Front

What is the charge of ions formed by elements in group 17 on the periodic table?

Back

-1

Front

Define atomic number.

Back

The number of protons in the nucleus of an atom, which determines the element's identity.

Front

What is the significance of the Bohr model?

Back

It introduced the idea of quantized energy levels for electrons.

Front

Describe the nuclear model of the atom.

Back

It depicts the atom as having a dense nucleus containing protons and neutrons, with electrons orbiting around it.

Front

What is the light emission spectrum?

Back

A spectrum of light emitted by electrons as they move between energy levels.

Front

What is the charge of a proton?

Back

+1