How many groups and how many periods are there in the periodic table? by Eman Hamed https://padlet.com/eh9081282/f41fholxng2ey61x en-us 2023-02-16 18:32:57 UTC 2025-11-08 14:56:27 UTC hello@padlet.com Only 7 periods and 18 groups https://padlet.com/eh9081282/f41fholxng2ey61x/wish/2548851457 2023-04-10 14:14:58 UTC https://padlet.com/eh9081282/f41fholxng2ey61x/wish/2548851457 ٧ ١٨ https://padlet.com/eh9081282/f41fholxng2ey61x/wish/2548851958 2023-04-10 14:15:26 UTC https://padlet.com/eh9081282/f41fholxng2ey61x/wish/2548851958 18 elements https://padlet.com/eh9081282/f41fholxng2ey61x/wish/2548852349 2023-04-10 14:15:46 UTC https://padlet.com/eh9081282/f41fholxng2ey61x/wish/2548852349 7 periods 18 groups fatma2005bl https://padlet.com/eh9081282/f41fholxng2ey61x/wish/2548852449 2023-04-10 14:15:53 UTC https://padlet.com/eh9081282/f41fholxng2ey61x/wish/2548852449 7 periods and 18 groups https://padlet.com/eh9081282/f41fholxng2ey61x/wish/2548852492 2023-04-10 14:15:56 UTC https://padlet.com/eh9081282/f41fholxng2ey61x/wish/2548852492 18 jessameh05 https://padlet.com/eh9081282/f41fholxng2ey61x/wish/2548852571 2023-04-10 14:15:58 UTC https://padlet.com/eh9081282/f41fholxng2ey61x/wish/2548852571 https://padlet.com/eh9081282/f41fholxng2ey61x/wish/2548852816 7. 18]]> 2023-04-10 14:16:11 UTC https://padlet.com/eh9081282/f41fholxng2ey61x/wish/2548852816