Question

what happens when water is added to quick limez Write chemical equation
re on treatment with dilute hydrochloric acid produces brisk effervesence
pe of ore is this? What steps will be required to obtain metal from the
16. An ore on treatment
enriched ore
e levelin
OR
rest a method of reduction for the following metals during their metallurgical
processes
w) Metal' which is one of the last, second or third position in the reactivity,
Metal 'B' which gives vigorous reaction even with water and air
Metal which is kept in the middle of activity series,
17. List any three observations which posed a challenge to Mendeleev periodic law.
I. List six methods used by plants to get rid of their excretory products,
Draw a diagram of neuron and name and label the part
(a) where information is acquired,
through which information travels as an electric impulse, and
where the electric impulse must be converted into a chemical signal for
onward transmission,
OR
w What is a tropic movement? Explain with an example,
Why Mmasa pudica (touch-me-not) leaves droop down when touched?
Name the parts of flower which contain germ cells.
How will an organism be benefited if it reproduces through spores?
cribe in brief the structure and function of placenta.
entio
Paper
229​

Answer 1

Answer:

Explanation:

h2o + cao = ca(oh)2

are u in tenth

studying for boards ????