Chemistry Crossword Puzzles

this is a material made by mixing a metal with other things, the chemical called lime is made from calcium ..................., when we heat a …

a german chemist who developed the (4n+2) pi electron rule, needed to catalyse the chlorination of benzene, a benzene ring that only contains an nh2 …

distinct forms or conditions in which matter can exist, something that is firm and stable in shape, transition of a substance directly from the solid …

a combination of substances not chemically bonded, a mixture where parts are visibly different, a mixture that scatters light but looks uniform, a …

it is the lightest and most abundant element in the universe, typically found as a gas. it is commonly used in fuel cells and plays a key role in …

an indicator, shows whether a substance is acidic, alkaline, or neutral, a solution with a ph value less than 7, changes colour to show the ph of a …

_ is the type of matter that makes up the object, is the ability to burn _ , an element/mineral _ , is the ability of two or more substances to …

a state where the forward and backward reaction rates are equal, increasing the number of collisions between molecules would _ the rate of the …

only one kind of atom, a molecule made of two or more elements, combination of two or more substances that do not form chemical bonds, a group of …

1 atm pressure, liquid water always changes to gaseous water at 100 degrees celsius, a measure of the random motions of the components of a substance, …

combination of two substances, anti-pollution masks are based on this separation method, ability of a substance to dissolve in a liquid, time off that …

two substances mix completely though each other, separate a soluble solid and a liquid, tiny particles built in a regular pattern, solids that do not …

a method to separate certain metals like iron or steel, a branch of science where we study substances and mixtures, something physical that you can …

a method to separate certain metals like iron or steel, a branch of science where we study substances and mixtures, something physical that you can …

what type of oil do we have before it is refined?, crude oil is a mixture of which types of compounds?, what type of distillation do we do to separate …

separation of two or more substances of different boiling points, the process of separating heavy solid substances in water, the technique which is …

each of two or more forms of the same element that has equal numbers of protons but different numbers of neutrons are called this, ionic compounds …

anything that has mass and takes up space, when two or more substances are together in the same place but are not chemically bonded, two or more atoms …

what is the scale called that you measure acids and alkalis on?, what word does the colors blue and purple go with?, what is the process to make …

meaning of ph, when acid reacts to base and produce salt and water, has a ph level of 7, an indicator that is colorless and turns to pink when …

part of the atom comprising protons and neutrons (7), process that causes reactive metals to discolour in air (9), protons and neutrons have a …

who's law of partial pressure states that the total pressure of a gas mixture is the sum of the partial pressures of the component gas?, the _ …

the second lightest element, its gas is used for advertising signs, the atomic number 8, has no stable isotopes, an nonreactive gas, more than 100 …

gas to solid, liquid to gas, solid to gas, liquid to solid, a substance that flows freely, gas to liquid, solid to liquid, a firm and stable …

type of bond where electrons are shared, atomic number of 5 with 3 valence electrons, atomic number of 17 with seven valence electrons, same number of …

negative subatomic particle in an atom, positive subatomic particle in an atom, p _ , neutral (no charge) sub atomic particle in an atom, n _ , when a …

device used to measure heat changes in chemical reactions, energy change at constant pressure; symbolized by δh, reaction that releases heat to the …

[ar]4s2 3d10 4p3, 1s2 2s2 2p6 3s2 3p6 4s1, 1s2 2s1, 1s2 2s2 2p1, [ne]3s2 3p2, [ar]4s2, challenge level: 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 …

how quickly a substance is dissolved, separation of charge throughout a molecule due to differences in electronegativity between atoms in the …

iron ore, ore of aluminum, the place for extracting iron, a barrier method in protecting iron from rusting, can be hammered into sheets, can be pulled …