Science 10 (Unit 1) - Chemical Reaction Flashcards
(38 cards)
Define the following word; Chemisty
Chemistry is the study of matter, its properties, and its changes
Define the following word; Matter
Anything that has mass and takes up space
Define the following word; Pure Substance
Give an example
A pure substance is a substance made up by all the same particles. Ex. oxygen, gold
Define the following word; Elements
Give an example
Elements are substances that cannot be broken down. Ex. hydrogen, Iron
Define the following word; Compounds
Give an example
A pure substance containing two or more different elements in a fixed proportion. Ex. carbon dioxide, sodium choloride
Define the following word and give a example; Physical property
A characteristics of a substance. Ex) melting point, boiling point, color, odor, solubility.
Define the following word and give a example; Chemical property
A characteristic behavior that occurs when a substance changes to a new substance. Ex) hydrogen reacts with oxygen to produce water
Answer the following question; What is the Periodic Table
The Periodic Table is an arrangement of elements by chemical and physical property
Answer the following question; Who created the Periodic Table
The creator of the Periodic Table is Mencleleev
Answer the following question; What are the horizontal rows called and what do they have in similar
They are called “Periods” and have the same numbers of Valence shells or the outer rings of the nucleus.
Answer the following question; What are the vertical columns of elements called, and what do they have in similar
They are called groups or families, the columns are similar in chemical and physical properties
Answer the following characteristics;
Alkali metal
group;
valance electron;
Luster;
Hardness;
reactivity;
Natural Form;
Ex;
group (1)
Valance electron; One
Lustre; Shiny
Hardness; Soft
Reactivity; Very reactive
Natural Form; Solid (impure)
Ex) Lithium Li, Sodium Na, Potassium K, Rb, Cs, Fr
Answer the following characteristics;
group;
Alkaline Earth Metals
valance electrons;
luster;
hardness;
reactivity;
natural form;
Ex;
group (2)
Valance electrons; two
luster; shiny
hardness; soft (harder compared to alkali metals)
reactivity; very reactive (less than alkali metals)
natural form; solid (impure)
Ex; Beryllium Ba, Magnesium Mg, Calcium Ca, Sr, Ba, Ra
Answer the following characteristics;
group;
The Noble Gas
valance electrons;
luster;
hardness;
reactivity;
natural form
Ex.
group (8) 18
Valance electrons; full
luster; dull
hardness; brittle
reactivity; unreactive
natural form; gas (pure)
Ex; Neon Ne, Helium He, Argon Ar, Krypton Kr, Ce, Rn, Os
Answer the following characteristics;
group;
The Halogen Group
valance electrons;
luster;
hardness;
reactivity;
natural form;
Ex;
Group (7) 17
Valance electrons; seven
luster; dull
hardness; brittle
reactivity; very reactive
natural form; gas and liquid some solid
ex. Chlorine Cl, Bromine Br, I, At, Ts
Answer the following characteristics;
group
Transition Metals
valance electrons; luster;
hardness;
reactivityl
natural form;
ex;
Group B
Valance electrons; varying
luster; Shiny
hardness; varies
natural form; varies (more so with acids)
natural form; solid (pure-ish)
ex. Gallium Ga, Gold, Au, Tungsten w, Mercury Hg
Answer the following question; What side of the staircase are the metals on
Metals are on the left
Answer the following questions; what side of the staircase are the non-metals are on
Non-metals are on the right
Answer the following characteristics;
metals
luster;
malleability;
natural state;
reactivity with acids;
charge;
conductivity;
side of periodic table;
example;
luster; shiny
malleability; malleable
natural state; solid
reactivity with acids; react
charge; positive
conductivity; heat and electricity
side of periodic table; left
example; Iron, Gold, Titanium
Answer the following characteristics;
non-metals
luster;
malleability;
natural state;
reactivity with acids;
charge;
conductivity;
side of periodic table;
example;
luster; dull
malleability; brittle
natural state; liquid/gas
reactivity with acids; unreactive
charge; negative
conductivity; insulator
side of periodic table; right
example; neon, oxygen, helium
Answer the following question: List all the WHMIS symbols
Compressed Gas
Flammable and combustible material
Oxiding material
Poisonous and infecting material causing immediate and serious toxic affect
Poisonous and infectious material causing other toxic affect
Biohazardous infection material
Corrosive material
Dangerously reactive material
Answer the following question: What are the types if hazard and degrees of hazard (pentagon, diamond, and triangle)
Types if hazard; Poisonous, flammable, explosive, corssive
Degree of hazard: danger, warning, caution
Answer the following question: Ionic compound
Ionic compounds are formed between cation (metals and ammonium) and anion (Nonmetals and poly atomic) they are held together by ionic bonds and can have only two rations
Answer the following question: Molecular compounds
Former between two nonmetals and are held together by covalent bonds. Because they share electrons, they can form multiple ratios
