Science 10th grade

Bed chem

500

Potassium Oxide

K₂O

600

Hydrobromic acid

HBr(aq)

700

aluminum nitride

AlN

800

Copper (1) chlorate

CuClO₃

1000

Ammonium Fluoride

NH₄F

We love the earth

500

One of them has a chloroplast and the other doesnt

What is Plant cells and Animal cells

600

Its fonction is to carry the genetic information of the species which it belongs to.

What is DNA?

700

Name the four composants of the DNA?

Adenine

Thymine

Guanine

Cytosine

800

What is the complementary braquette of this sequence: AAAAGTCCGGTGG

TTTTCAGGCCACC

1000

Whats the difference between diffusion and osmosis?

One is the movement from an area of high concentration to an area of low concentration and the other is a special case of diffusion where it contains the movement of water.

Well balanced

500

Al+Br₂---AlBr₃

2-3-2

600

Mg+HNO₃---Mg(NO₃)₂+H₂

1-2-1-1

700

C₃H₈+O₂---H₂O+CO₂

1-5-4-3

800

HCl+Fe₂O₃---FeCl₃+H₂O

6-1-2-3

1000

C4H10+O2→CO2+H2O

2-13-8-10

Which group do you belong to?

500

H

Alkali metals-valence

600

He

Noble gases

700

I

Halogens

800

Ba

Alkaline Earth metals

1000

Uuo

Noble gases