What Happens if You Mix Half a Liter of Alcohol and Half a Liter of Water? Can water stay liquid below zero degrees Celsius?
Not interested in chemistry at all? What Are Olympic Gold Medals Made Of? If you put pure magnesium in your hand, it may react with the water in your skin and ignite, but it won't melt. What’s Especial About Vanadium Oxide? 3.
How does tomato juice make skunk smell go away? Deuterium is not radioactive and is the form of hydrogen found in heavy water.
Is it Hotter than the Sun? 34. Can you light diamond on fire? How Was the Structure of Benzene First Conceived?
It's yellow and lacks a metallic luster. This has served you well so far, but think how much more you could learn! Is There Helium on Earth, and How Do We Collect It?
Is There Any Liquid Metal at Room Temperature? Why Does Ice Float? 99. 35. Why is lead used in pencils even though lead is poisonous? 7. Can You Die for Drinking too Much Water? Stibnum is the old name for antimony. Why Do Fresh Eggs Sink, and Rotten Eggs Float? What Is a Rather Useless Property of DNA that Everyone Knows About? What kind of crystal are crystal drinking glasses made out of? Why are there so many different kinds of forces in chemistry? What is the Hardest Chemical in Your Body?
Your email address will not be published. What Is the First Time that Chemistry Has Been Used? 73.
How Do You Make Fireworks of Different Colors? 16.
Salt is the solute because it dissolves in the solvent (water).
How does plasma make a campfire flame orange? On the other hand, you're probably an expert in another field!
Chlorine is not a noble gas. Be careful you don't confuse the symbol with Sn for tin (a common tricky chemistry test question). Do Mosquitoes Bite More Girls than Boys? Are Two Atoms of the Same Element Exactly the Same? What’s the Difference Between Caffeine and Theine?
Darwin told us how life … The state of matter of a substance is due to the kinetic energy of its components. Review high school chemistry to make sure you've covered all the bases or perform cool chemistry demonstrations to show others why the science is so amazing!
The term "argent" survives, meaning silvery. 10. 94.
Which is the Heaviest Element in the World? hemistry any time soon. What Is the First Element Ever Created? 5. 72. 12.
Food coloring dispersing in water is an example of diffusion. It’s the ultimate origins question.
Why is propane stored in household tanks but natural gas is not. Similarly, if you mix half a liter of alcohol and half a liter of water, the total volume of the liquid will … 51. ), The Best AP Chemistry Review Book (Ace Your Exam in 2020! You could simply take another quiz! intorductory inorganic chemistry textbook, physics Nobel prize was awarded on this regard, which celebrates its 150 anniversary in 2019, account on the imaging of atoms and molecules, How To Learn Chemistry at Any Level in 2020, Thin Layer Chromatography: A Complete Guide to TLC, The BEST Chemistry Set for Kids (and Adults!) Not all compounds that contain carbon are organic.
These cookies do not store any personal information. From here, you can hone your chemistry skills, try your hand at an experiment, or you may simply enjoy taking another quiz. Another reason to master chemistry is so you can do (and understand) cool science projects. On the other hand, you're probably an expert in another field! Do Metals Have Antibacterial Properties? If ice didn't float, lakes and rivers would freeze from the bottom up, basically … It's OK to miss a question or two.
How Many Water Molecules Are in a Bucket? 54.
Why should you care?
How Do Glow Sticks Glow? 36. 13. 2.
Antimony and most of its compounds are toxic. What Happens to Food While Cooking it? 67.
Can Table Salt Adopt Other Stoichiometry Than NaCl (1:1)? It is basically a plastic tube, …
On the one hand, you won't be winning the Nobel Prize in chemistry any time soon. 82. If an atom has more protons than electrons, it has a net positive charge. You know just enough chemistry to get by.
One fun way to learn about chemistry is to perform experiments. Can You Cool Pure Liquid Water Below Zero Degrees?
Can you... Will chilling an onion before cutting it keep you from crying?
True or false? Sulfur is a nonmetal. How Does the Coke+Mentos Experiment Work? You can also brush up on chemistry by taking another quiz. So, ice is less dense than water and floats.
Tin is safe enough to use to make cans for food. 71.
One fun way to learn about chemistry is to, The next step is learning fun ways to apply knowledge and delving deeper into your favorite subject. How much salt (NaCl) is in the average adult human... 2. 38. Can You Put Out a Candle with Home Made Carbon Dioxide? 11. Top Ten Questions: Chemistry 1. What Is an Acid? You can melt gallium in the palm of your hand. What makes a "fluorescent" highlighter marker so bright?
Milk is close to a neutral pH, but it's slightly acidic thanks in part to the lactic acid it contains.
If there was a million dollar prize for getting the questions right, you could be rich right now! You didn't miss this one, right? Necessary cookies are absolutely essential for the website to function properly. This is a cation, which you can remember because the "t" in cation resembles a "+" sign for positive.
Sadly, there's no cash, but you can take comfort in knowing you're the one people turn to when they need answers.
Why do atoms always contain the same number of electrons and protons?
Can we unravel the puzzle of life’s origins? Both proteins are strong and flexible.
Log in Copyright by Chemistry Hall or by third-party sources, where indicated. When it melts, it becomes more dense.
Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are as essential for the working of basic functionalities of the website. 17. You could simply take another quiz! When hang-drying clothes, which is faster, indoors or outdoors? 44. 92. ), The Best Organic Chemistry Textbook [A Definitive Guide], Chemistry Experiments at Home: Setting Up a Home Lab, Can We See Real Atoms and Molecules?
Mendeleev's table grouped elements according to common properties and periodic trends. A liquid takes the shape of its container (no defined shape), but has a fairly constant volume (at least compared to a gas). You have a good command of chemistry. Avogadro's number is huge! Why Do We Add Fluorinated Groups to Many Drugs? This category only includes cookies that ensures basic functionalities and security features of the website. Ag stands for argentum, which is an old name for silver. 4. Chemistry Hall is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon websites, including, but not limited to amazon.com.
Can We Make Anthropomorphic Molecules? Does the Hole in the Ozone Layer Still Exist? An example of an inorganic carbon compound is carbon dioxide. In a mixture of two fluids, the solute is present in lesser quantity compared with the solvent. Put simply, an acid is any substance that has pH of less than 7.
1. Adenine is a nucleic acid, not an amino acid. 75. 25. You'll find keratin primarily in your hair, nails, and skin, but the most abundant protein in humans is collagen, which is found in bone and cartilage. Which Are the Only Elements Liquid at Room Temperature? 14. If you don't have enough salt, your body suffers an electrolyte imbalance called hyponatremia. Why don't objects fuse to my finger when I touch them? Osmosis involves water, but there has to be a semipermeable membrane, too. Not interested in chemistry at all? 57.
Tritium is radioactive.
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How can glass be a liquid if it's so hard?
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You even knew the answers to the tricky questions.
How do plants get their nitrogen from the air?
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