Atomic Structure and Bonding quiz (Singapore N(A)-Level Science Chemistry, SEAB 5107) quiz
15questions. Pick an answer and you'll see why right away.
What does the proton number of an atom tell you?
An atom has proton number 9 and nucleon number 19. How many neutrons does it have?
How many electrons does a neutral atom contain compared with its protons?
What is the electron arrangement of a sodium atom with 11 electrons?
Which type of bonding involves the transfer of electrons?
What is formed when a sodium atom reacts with a chlorine atom by ionic bonding?
Why does sodium chloride have a high melting point?
When does an ionic compound conduct electricity?
Which type of bonding holds the atoms together inside a water molecule?
Why do simple molecular substances such as methane have low melting and boiling points?
A dot-and-cross diagram of a simple molecule should show which electrons?
How many electrons does the first electron shell hold when full?
Why do simple molecular substances not conduct electricity?
An atom has the electron arrangement 2, 8, 7. Which group of the Periodic Table is it in?
What is the nucleon number of an atom?