Gallium
Gallium is a chemical element with the symbol Ga and atomic number 31. Elemental gallium is a soft, silvery blue metal at standard temperature and pressure; however in its liquid state it becomes silvery white. If too much force is applied, the gallium may fracture conchoidally. It is in group …
- Lightning strikes produce Ozone, hence the characteristic smell after lightning storms. ...
- The only two non-silvery metals are gold and copper. ...
- Water expands when freezes, unlike other substances. ...
- Glass is actually a liquid, it just flows very, very slowly.
What are some of the most interesting chemistry facts?
24/12/2010 · Some of the most fun and most interesting chemistry facts include: The only solid elements that assume liquid form at room temperature are bromine and mercury. However, you can melt... Unlike many substances, water expands as it freezes. An ice cube takes up about 9% more volume than the water ...
What do you know about chemistry?
02/02/2022 · Chemistry is the study of how substances are created, transformed, or otherwise changed. It’s one of the oldest sciences on earth, and it’s had a huge impact on modern life. Chemists use principles like atoms, molecules, chemical bonds, and oxidation to study how matter changes over time.
What is the history of Chemistry?
20/11/2021 · Hydrogen was not made in a star because it predates stars. And the human body is about 10% hydrogen by mass. So 10% of us is older than stars, it’s the stuff of creation itself. Ten percent of a human body is made of the origin of the entire universe because that hydrogen, every atom, dates back 13.7 billion years. 7.
How to learn more fun chemistry with your kids?
23/11/2017 · Chemistry is a fascinating subject full of unusual trivia, facts, and stats. Here are a few of the amazing ones handpicked for your reference. FACT 1. You cannot taste anything without saliva. FACT 2. Yes, it is possible to die from drinking too much water. FACT 3. Blue is the color of liquid oxygen. FACT 4.
What is the most interesting thing about chemistry?
Some of the most fun and most interesting chemistry facts include: The only solid elements that assume liquid form at room temperature are bromine and mercury. However, you can melt gallium by holding a lump in the warmth of your hand. Unlike many substances, water expands as it freezes.10-Feb-2020
What are 3 interesting facts about elements?
Fun Facts about ElementsElements found on Earth and Mars are exactly the same.Hydrogen is the most common element found in the universe. ... Isotopes are atoms of the same element, with different numbers of neutrons.In ancient times the elements referred to fire, earth, water, and air.More items...
What is chemistry facts for kids?
Quick Facts: – Bromine and Mercury are the only elements that are liquid at room temperature. Gold and copper are the only two non-silvery metals. Water expands in its solid state unlike other substances that shrink when they freeze. In an adult human body, 250 grams of salt is present.
What are three facts about chemical reactions?
Most of the chemical reactions cause changes which are non-reversible. A few of them can be reversed. Chemical reactions or changes produce new materials. Some chemical reactions produce energy while rest of them absorb energy.
What are 4 important facts about atoms?
Here are 10 interesting and useful atom facts.There are three parts to an atom. ... Atoms are the smallest particles that make up elements. ... Atoms are mostly empty space. ... There are over 100 different kinds of atoms. ... The components of an atom are held together by three forces.More items...•14-Sept-2019
What are 5 interesting facts about Neon?
Quick Facts about NeonNeon is a noble gas. It's colorless and has no smell.Neon glows a reddish-orange color when put in a tube.Neon is one of the rarest elements on Earth.Scientists Morris W. Travers and Sir William Ramsay discovered Neon in 1898.Neon is commonly used in lights that are known as neon signs.
What are 10 facts about chemistry?
17 Amazing Chemistry Facts that will Blow Your MindLightning strikes produce Ozone, hence the characteristic smell after lightning storms. ... The only two non-silvery metals are gold and copper. ... Water expands when freezes, unlike other substances. ... Glass is actually a liquid, it just flows very, very slowly.More items...•29-Jan-2021
What is chemistry in simple words?
Chemistry is the branch of science that deals with the properties, composition, and structure of elements and compounds, how they can change, and the energy that is released or absorbed when they change.
How do you explain chemicals to a child?
A chemical is a substance that has specific properties or characteristics we can use to identify it. They may interact with other substances and change form. Chemicals can get into our bodies through our skin, things we eat and drink, and the air we breathe — this is called exposure.
What is a fun fact about chemical change?
Chemical changes make new substances Anytime a new substance is made, a chemical change takes place. Usually two or more materials are combined and a new substance is formed. A chemical change can produce amazing explosions, like fireworks.
What are some fun facts about chemical energy?
Fun Facts About Chemical Energy For Kids A material or item stores chemical energy until it undergoes a chemical reaction. Chemical energy is used by our bodies to carry out daily operations. Chemical energy is emitted in the form of heat energy or thermal energy. Heat energy is released during an exothermic reaction.11-Jan-2022
What is a fact about chemical change?
Chemical changes produce new materials. They also usually give out or take in energy such as heat or light because chemical bonds have been broken and made. When iron rusts, it reacts with oxygen in water or in air to create a new compound called iron oxide (rust).