Show:
Physical Properties
Metals, Nonmetals & metalloids
Molecules & Compounds
Chemical Symbols
Odds and Ends
100
What is the property of being able to be pulled into a wire?
What is DUCTILE?
100
What is shiny, hard, a good conductor of heat/electricity, ductile, malleable and makes up most of the elements in the Periodic Table?
What is a METAL?
100
When Na (metal) and Cl (poison gas) combine chemically, it produces salt NaCl? What are these two elements named individually?
What is Sodium and Chlorine.
100
What is the symbol for Tin?
What is Sn?
100
How many protons does Hydrogen have?
What is a 1?
200
What physical property allows metals to be hammered and shaped without breaking?
What is MALLEABLE?
200
What is dull, brittle, not a good conductor and not ductile?
What is a NONMETAL?
200
Is Hg a compound or an element?
What is an ELEMENT?
200
What is the symbol for sodium?
What is Na?
200
Which greek philosopher coined the term 'atomos'.
What is Democritus?
300
What Physical property easily allows HEAT and ELECTRICITY to pass through?
What is CONDUCTIVITY?
300
What has some properties of metals and some properties of nonmetals?
What is a METALLOID?
300
What is a substance formed when 2 or more elements are chemically joined?
What is a COMPOUND?
300
H is the symbol for what element?
What is HYDROGEN?
300
The vertical columns of the periodic table are known as what
What is 'Periods'
400
What is the physical property of reflecting light?
What is LUSTER?
400
In what catagory does Boron, Silicon and Arsenic belong?
What are METALLOIDS?
400
Which subatomic particle is shared when two elements combine?
What is electron
400
What is the element represented by Si?
What is SILICON?
400
Which 'period' of the periodic table do the inert gases exist in?
What is VIII
500
What is the ability to scratch or be scratched?
What is HARDNESS?
500
Flourine, chlorine and bromine (right hand side of Periodic Table) belong to which of the three groups?
What is a NONMETAL?
500
Which of the following is NOT a compound? Carbon Dioxide Oxygen Glucose
What is OXYGEN?
500
How many elements are represented by this chemical formula? HCl
What is 2?
500
What does the periodic number of an element tell us?
What is how many protons it has.