OCR 21st century C1,2,3
- Created by: MrsParfitt
- Created on: 08-03-16 13:04
U | B | Q | U | G | L | P | Y | H | E | O | W | N | T | L | Q | S | Y |
Q | H | Y | D | F | B | C | D | Y | K | N | N | K | R | A | E | Q | M |
K | N | X | U | R | R | M | G | D | L | E | O | F | N | P | B | E | F |
M | Y | E | W | Y | A | I | D | R | D | U | I | U | O | B | X | O | W |
V | L | R | F | Y | N | F | T | O | N | W | T | F | I | J | U | F | Y |
U | U | E | R | F | X | L | E | C | E | K | C | U | T | N | L | V | I |
D | O | L | N | T | A | W | V | A | A | J | U | P | A | V | Q | V | X |
F | S | E | U | V | E | P | V | R | M | U | D | M | D | T | L | W | S |
U | S | C | F | K | Y | U | S | B | C | E | E | X | I | J | Q | Y | M |
N | E | T | J | Q | R | R | N | O | I | N | R | H | X | V | V | F | N |
N | Q | R | R | Y | F | E | M | N | R | N | T | B | O | X | E | F | K |
Q | L | O | J | R | B | O | J | S | K | O | I | T | N | T | S | G | N |
W | J | L | P | P | T | X | C | E | S | B | C | D | B | P | R | L | P |
L | T | Y | I | K | M | Y | R | H | E | R | F | P | P | A | X | Q | N |
F | H | S | B | Q | T | G | U | V | O | A | G | S | V | Q | B | S | L |
N | C | I | I | N | I | E | F | K | B | C | J | A | S | N | T | D | F |
Q | R | S | O | U | X | N | S | W | S | P | C | O | O | P | P | K | D |
T | W | G | J | D | Y | N | D | W | J | R | H | P | A | X | R | M | V |
Clues
- Brine (salt water) contains Sodium Chloride, what process can we use to remove the chlorine? (12)
- Crude oils contains chain of carbon and hydrogen, what are these chains called? (12)
- In which gas would fuel burn better - pure oxygen or air? (4, 6)
- What do we mostly use crude oil for? (4)
- What element makes coal? (6)
- When oxygen combines with another element, what is it known as? (9)
- When oxygen is removed from a compound, what is this known as? (9)
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